
Common Causes of Blurry Vision
Types and Patterns of Blurry Vision
The pattern of your blurry vision provides important clues about its cause. Our ophthalmologists carefully evaluate when your blur started, which eyes are affected, and what other symptoms accompany it to determine the most effective treatment approach.
Blurry vision that develops suddenly over minutes or hours may signal a medical emergency requiring immediate attention. We need to examine you right away if your vision changes rapidly without warning, as conditions like retinal detachment, stroke, or blood vessel blockages require urgent care to preserve sight.
When blurriness builds slowly over weeks, months, or years, it often points to common conditions like cataracts or refractive errors. Gradual changes are still important to address promptly, but they rarely require emergency care. Regular comprehensive eye exams help us detect these changes early.
Blurriness in just one eye can indicate a problem specific to that eye, such as a cataract, retinal issue, or corneal injury. Our ophthalmologists will carefully compare both eyes during your examination to identify any asymmetry.
When both eyes are affected equally, we often see refractive errors or systemic conditions like diabetes affecting your vision. Cataracts usually occur in both eyes but progress at different rates, with one eye often more advanced than the other. These different patterns help us narrow down the possible causes and create an effective treatment plan.
If distant objects like road signs or television screens appear fuzzy while reading remains clear, you may have nearsightedness. This refractive error is very common and easily corrected with glasses, contact lenses, or in some cases refractive surgery.
Trouble focusing on books, phones, computer screens, or other close work while distance vision stays sharp typically signals farsightedness or presbyopia. We can determine which applies to you through simple, painless testing during your comprehensive eye exam.
Persistent blur, squinting, sitting too close to the television, or eye misalignment in children may indicate refractive error or amblyopia, also known as lazy eye. Early detection is critical since amblyopia is most treatable in early childhood when the visual system is still developing.
ReFocus Eye Health Penndel provides children's vision care for ages 7 and up. We recommend a comprehensive pediatric eye exam if you notice any vision concerns in your child. Timely evaluation and treatment can prevent long-term vision problems and support healthy visual development during critical school years.
Blurry vision accompanied by halos around lights may suggest cataracts, glaucoma, or corneal swelling. Rainbow-colored halos with pain or headache can indicate acute angle-closure glaucoma, which is a medical emergency requiring immediate attention. These extra symptoms give our ophthalmologists important clues about the underlying cause.
- New or increasing floaters or flashes of light warrant a same-day dilated exam to rule out retinal tear or detachment
- Sudden dark spots or a curtain blocking your vision can indicate retinal problems or bleeding inside the eye
- Wavy or distorted lines when looking at straight edges can suggest macular problems and should be reported promptly
- Halos without pain are more common with cataracts and are less urgent but still need evaluation
- Eye redness with light sensitivity may indicate inflammation or infection requiring prompt treatment
Certain symptoms alongside blurry vision require urgent evaluation. We want you to seek emergency care if you experience any of these warning signs, as prompt treatment can save your vision and detect life-threatening conditions.
- Sudden vision loss or significant blurring in one or both eyes without warning
- Severe eye pain with nausea and vomiting, halos around lights, or headache, which may indicate acute angle-closure glaucoma
- Sudden painless vision loss in one eye, which may indicate retinal artery occlusion or optic nerve ischemia requiring immediate emergency services
- New double vision, droopy face, trouble speaking, weakness or numbness on one side, which may indicate stroke requiring immediate emergency services
- New jaw pain with chewing, scalp tenderness, or new headache in adults over 50, which may indicate giant cell arteritis requiring same-day care
- Chemical splash or burn to the eye, which requires continuous irrigation with clean water for at least 15 minutes followed by immediate emergency care
- Painful red eye with light sensitivity in a contact lens wearer, which may indicate infectious keratitis requiring same-day evaluation after removing lenses
- Sudden central blur with a large new floater or many small floaters, which may indicate vitreous hemorrhage or retinal tear requiring same-day exam
- Flashes of light and a sudden shower of floaters, which may indicate retinal tear or detachment
- A curtain or shadow blocking part of your visual field, which suggests possible retinal detachment
- Blurry vision after an eye injury or trauma to the face or head
Refractive Errors: The Most Common Cause
Refractive errors are the most common reason people experience blurry vision. These conditions occur when the shape of your eye prevents light from focusing directly on the retina. The good news is that refractive errors are easily diagnosed and effectively treated with glasses, contact lenses, or refractive surgery.
Nearsightedness, also called myopia, happens when your eye is slightly too long or your cornea curves too steeply. Light focuses in front of the retina instead of directly on it, making faraway things look blurry while near objects remain clear.
This condition often begins in childhood or the teenage years and may progress until early adulthood. Our optical department offers a wide selection of eyeglass frames and contact lenses to correct nearsightedness and restore clear distance vision.
Farsightedness, or hyperopia, occurs when your eye is too short or your cornea is too flat. Nearby objects appear blurred because light tries to focus behind the retina rather than on it.
Younger people can sometimes overcome mild farsightedness by focusing harder, but this effort leads to eyestrain, headaches, and fatigue. As we age, compensating becomes more difficult and symptoms worsen. Proper correction relieves these symptoms and makes reading and close work comfortable again.
Astigmatism means your cornea or lens has an irregular shape, more like a football than a basketball. This uneven curve causes light to focus at multiple points instead of a single point, creating blurry or distorted vision at all distances.
- Objects may appear stretched, tilted, or have shadows
- Both near and far vision can be affected simultaneously
- Headaches and squinting are common symptoms
- It often occurs along with nearsightedness or farsightedness
- Special toric contact lenses or glasses correct the irregular curvature effectively
Presbyopia is a natural aging change that affects everyone eventually. The lens inside your eye becomes less flexible over time, making it harder to shift focus from distance to near. This is not a disease but a normal part of the aging process.
Most people notice it in their early to mid-40s when reading small print becomes difficult and they find themselves holding books or phones at arm's length. Our optical department offers many solutions including reading glasses, bifocals, progressive lenses, and multifocal contact lenses to restore clear, comfortable near vision.
Some factors increase your likelihood of having refractive errors. While we cannot always prevent them, knowing your risk helps us monitor and address changes early through regular comprehensive eye exams.
- Family history of nearsightedness, farsightedness, or astigmatism increases your risk
- Prolonged close-up work or limited outdoor time in childhood may contribute to myopia progression
- Certain medical conditions can affect eye development and refractive status
- Age-related changes to the lens and cornea naturally occur over time
- For children with progressing myopia, options such as increased outdoor time, low-dose atropine, multifocal contact lenses, or orthokeratology may help slow progression
Common Eye Diseases That Cause Blurred Vision
Many eye diseases affect the clarity of your vision by damaging or changing various parts of your eye. Early detection through regular comprehensive exams is essential for preserving your sight, as many of these conditions have effective treatments when caught early.
A cataract forms when the normally clear lens inside your eye becomes cloudy. Proteins clump together over time, scattering light and causing progressively blurry, hazy, or dim vision. Colors may appear faded and glare from headlights or sunlight becomes more bothersome.
Cataracts are extremely common after age 60 and develop slowly over years. When they interfere with daily activities like driving, reading, or recognizing faces, our ophthalmologists may recommend cataract surgery. This safe, effective outpatient procedure replaces the clouded lens with a clear artificial intraocular lens, restoring clear vision for most patients.
Your tears form a smooth, clear film over the front of your eye, providing a stable optical surface for clear vision. When you do not produce enough tears or they evaporate too quickly, the tear film becomes unstable and vision blurs, especially during tasks requiring sustained focus.
Dry eye often causes fluctuating blur that temporarily improves with blinking or using artificial tears. ReFocus Eye Health Penndel offers comprehensive dry eye treatment including artificial tears, prescription medications, and in-office procedures that support healthy tear production and retention for lasting relief.
Glaucoma is a group of diseases that damage the optic nerve, often due to elevated pressure inside the eye. Most types cause gradual peripheral vision loss that you may not notice at first, but some can blur central vision too, especially in advanced stages.
Early glaucoma usually has no symptoms, which is why regular comprehensive eye exams with pressure checks are essential for detection. Our ophthalmologists manage glaucoma with daily eye drops, laser treatments, or surgery to lower eye pressure and protect your optic nerve from further damage.
Age-related macular degeneration affects the macula, the central part of your retina responsible for sharp, detailed vision needed for reading, driving, and recognizing faces. It causes blurring, dark spots, or wavy lines in your central field of view while peripheral vision remains intact.
- Dry macular degeneration progresses slowly and is more common, accounting for about 90 percent of cases
- AREDS2 vitamin formula is recommended for intermediate stages to slow progression, but smokers should avoid beta-carotene formulations
- Wet macular degeneration involves abnormal blood vessels leaking fluid or blood and advances faster without treatment
- Anti-VEGF injections are the first-line treatment for wet macular degeneration and can stabilize or improve vision in many patients
- Complement inhibitors are now available for some patients with geographic atrophy to slow the progression of advanced dry macular degeneration
- Monitoring at home with an Amsler grid helps detect changes early so you can report new distortion or dark spots promptly
- Smoking cessation is one of the most important modifiable risk factors for preventing and slowing macular degeneration
Diabetic, Inflammatory, and Corneal Causes of Blur
Several serious conditions affecting the retina, uvea, and cornea can cause blurry vision requiring prompt medical attention. Early diagnosis and treatment are essential for preventing permanent vision loss from these conditions.
High blood sugar damages the tiny blood vessels in your retina, causing them to leak fluid or grow abnormally. Diabetic retinopathy can lead to swelling, bleeding, scar tissue formation, and blurred vision. It is a leading cause of vision loss in working-age adults.
- Diabetic macular edema causes central blur from retinal swelling and may require anti-VEGF injections or laser treatment to reduce the swelling
- Proliferative diabetic retinopathy involves abnormal new blood vessel growth and may need panretinal laser photocoagulation or anti-VEGF injections to prevent bleeding
- Annual dilated exams are recommended for most adults with diabetes, with more frequent monitoring if retinopathy is present or during pregnancy
- Control of blood sugar, blood pressure, and cholesterol significantly reduces your risk of vision loss from diabetes
- Early detection and treatment can prevent or delay progression to vision-threatening stages
Uveitis, also known as iritis when it affects the front of the eye, is inflammation inside the eye. Symptoms include eye pain, redness, light sensitivity, blurred vision, and sometimes floaters. It can develop from infections, autoimmune conditions, or eye injury.
Prompt evaluation by our ophthalmologists is essential because untreated uveitis can lead to permanent vision damage, glaucoma, cataracts, or retinal problems. We treat it with prescription anti-inflammatory drops or medications under close supervision. Never use steroid drops without an eye exam, as they can worsen certain infections like herpes or fungal keratitis and may raise eye pressure dangerously.
Your cornea is the clear front window of your eye. Any swelling, infection, scar, or irregular shape can scatter light and blur your sight. Corneal problems often cause pain, redness, and light sensitivity in addition to blurry vision.
- Corneal edema or swelling may result from injury, surgery, endothelial cell loss, or overnight contact lens wear
- Fuchs endothelial dystrophy causes corneal swelling that is worse on awakening and gradually improves during the day as excess fluid evaporates
- Keratitis or corneal infection can be caused by bacteria, viruses, or fungi and requires urgent treatment to prevent scarring
- Herpetic keratitis can worsen rapidly with steroid drops and requires prompt diagnosis and antiviral treatment by an ophthalmologist
- Acanthamoeba keratitis risk is higher with contact lens wear and water exposure such as swimming or showering in lenses
- Keratoconus causes progressive thinning and bulging of the cornea, leading to increasing blur and distortion
- Corneal cross-linking can slow or halt keratoconus progression by strengthening the corneal tissue, especially when performed early
- Corneal abrasions or scratches usually heal quickly but blur vision temporarily and cause severe pain
- Treatment ranges from eye drops and antibiotics to specialty contact lenses or corneal transplant in severe cases
Medical Conditions and Other Contributing Factors
Blurry vision can be the first sign of systemic health problems affecting your eyes. Understanding these connections helps us provide comprehensive care and work with your other physicians to protect both your vision and overall health.
Fluctuating blood glucose levels can temporarily change the shape and refractive power of your lens, causing vision to blur and clear as sugar levels rise and fall throughout the day. This happens even before any permanent diabetic eye disease develops.
If you have diabetes and notice blurry vision, our ophthalmologists will check both your eyes and your recent blood sugar control. Stabilizing your glucose often resolves the temporary blur. We provide comprehensive diabetic eye care including regular monitoring, early detection, and treatment of diabetic retinopathy and macular edema.
High blood pressure can damage the blood vessels in your retina and reduce circulation to your optic nerve. Over time, uncontrolled hypertension may cause blurred vision, bleeding in the retina, or even vision loss from blocked blood vessels.
Our ophthalmologists often detect early signs of hypertensive retinopathy during routine dilated exams before you experience symptoms. Managing your blood pressure protects your eyes, heart, brain, and kidneys. Sudden visual changes with very high blood pressure readings or neurologic symptoms like headache, confusion, or weakness require urgent care to rule out hypertensive emergency.
Some causes of sudden blurred vision are time-sensitive emergencies involving the blood vessels or nerves that supply your eye or brain. Immediate evaluation is critical to preserve vision and rule out life-threatening conditions like stroke.
These conditions require urgent or emergency care, and treatment windows may be very short, sometimes just hours. Do not delay seeking help if you experience sudden vision loss, as every minute matters for preserving your sight and detecting serious medical problems.
- Central retinal artery occlusion is a blockage of the main artery supplying the retina and causes sudden painless vision loss, often described as a curtain coming down
- Central retinal vein occlusion is a blockage of the main vein draining the retina and causes sudden blurred vision or vision loss with retinal bleeding
- Transient ischemic attack or stroke with visual symptoms may present with sudden vision changes, double vision, visual field loss, or other neurologic signs requiring immediate emergency services
- Non-arteritic anterior ischemic optic neuropathy causes sudden painless vision loss from reduced blood flow to the optic nerve and requires urgent evaluation
- Optic neuritis is inflammation of the optic nerve often causing vision loss and pain with eye movement, sometimes associated with multiple sclerosis
- Papilledema is swelling of the optic nerve from increased pressure in the brain and may cause transient visual obscurations, headache, or progressive blur requiring urgent neurologic evaluation
Certain medications can blur your vision as a side effect by affecting your tear production, pupil size, or focusing ability. Antihistamines, decongestants, antidepressants, anti-anxiety medications, and some blood pressure drugs are common culprits.
- Side effects may include dry eyes, dilated pupils, or difficulty focusing on near objects
- Hydroxychloroquine used for lupus and rheumatoid arthritis can affect the retina with long-term use, requiring baseline and regular eye screening
- Topiramate used for migraines and seizures can cause sudden nearsightedness and acute angle-closure glaucoma symptoms requiring urgent care
- Phosphodiesterase-5 inhibitors used for erectile dysfunction have been linked to rare optic nerve problems requiring immediate attention if vision suddenly changes
- Isotretinoin for acne commonly causes dry eye symptoms that may require adjusting contact lens wear and using frequent lubricants
- Ethambutol for tuberculosis can cause optic neuropathy, so report color vision changes or central blur promptly to your prescribing doctor
- Corticosteroids can raise eye pressure or cause cataracts with long-term use, requiring regular monitoring by an ophthalmologist
- Never stop a medication without consulting your prescribing doctor, as the benefits often outweigh the visual side effects
Migraine with aura can produce temporary visual symptoms such as blurry vision, blind spots, flashing lights, zigzag lines, or shimmering patterns. Typical migraine aura affects both eyes and appears in both visual fields when each eye is tested separately. These visual symptoms typically last 20 to 30 minutes and may occur with or without headache.
True monocular vision loss affecting only one eye is rare with migraine and is called retinal migraine. This is a diagnosis of exclusion, meaning other serious causes like transient ischemic attack, retinal artery occlusion, or giant cell arteritis must be ruled out first. Never self-diagnose sudden monocular vision loss as migraine. Seek urgent evaluation to protect your vision and rule out stroke or vascular problems. Our ophthalmologists will work with your primary care doctor if migraines are affecting your vision regularly.
Staring at computers, tablets, and phones for long periods can cause temporary blurred vision, especially for close-up tasks. Your eyes work hard to maintain focus on digital screens, and blinking decreases dramatically, leading to tired, dry eyes and difficulty focusing.
We recommend the 20-20-20 rule to reduce digital eye strain. Every 20 minutes, look at something 20 feet away for at least 20 seconds. Proper lighting, screen positioning at arm's length and slightly below eye level, regular breaks, and frequent blinking all reduce strain significantly. Artificial tears and computer glasses with anti-reflective coating can also help.
Diagnostic Tests and Eye Examinations
Determining the cause of your blurry vision requires a comprehensive eye examination. Our ophthalmologists use advanced diagnostic technology to evaluate every part of your visual system from front to back, ensuring accurate diagnosis and effective treatment planning.
We start by measuring how well you see at various distances using an eye chart. This visual acuity test gives us a baseline, helps track changes over time, and indicates whether your blur might be correctable with glasses or contacts.
Refraction testing determines your exact eyeglass or contact lens prescription. We use a phoropter, an instrument containing different lenses, to show you various lens options and ask which makes letters clearer. This process is painless and helps us find the sharpest possible vision correction for you.
A slit lamp is a special microscope that lets our ophthalmologists view the front structures of your eye in detail under high magnification. We examine your eyelids, cornea, iris, lens, and anterior chamber for signs of disease, injury, or inflammation.
This test is painless and provides detailed views that help us detect cataracts, corneal problems, inflammation, glaucoma signs, and other conditions that can blur vision. The bright light may be uncomfortable briefly, but the exam takes only a few minutes.
Dilating drops temporarily enlarge your pupils so our ophthalmologists can see the retina, macula, optic nerve, and blood vessels at the back of your eye. This is essential for spotting diabetic retinopathy, macular degeneration, retinal tears or detachment, and glaucoma damage.
Your vision may be blurry and light-sensitive for three to four hours after dilation. We recommend bringing sunglasses to your appointment. You can usually drive after dilation, but some people prefer to arrange transportation, especially for their first dilated exam.
We measure the pressure inside your eye to screen for glaucoma. The most common methods involve a gentle puff of air or a small probe that lightly touches your cornea after numbing drops. Goldmann applanation tonometry is the reference standard for accurate pressure measurement in our office.
Elevated eye pressure does not always cause symptoms, so regular testing is important for early glaucoma detection. Normal pressure ranges from 10 to 21, but some people develop glaucoma with normal pressure while others tolerate higher pressure without damage, which is why comprehensive evaluation is essential.
Optical coherence tomography or OCT creates detailed cross-sectional images of your retina in layers, similar to how an MRI scans the body. This technology helps our ophthalmologists diagnose and monitor macular degeneration, diabetic swelling, glaucoma damage, and other retinal conditions. The scan is quick, non-invasive, and provides incredibly detailed views.
- Fundus photography captures color images of your retina for documentation and tracking changes over time during follow-up visits
- Autofluorescence imaging highlights natural fluorescence from retinal cells to reveal certain changes not visible in standard photos
- Corneal topography maps the shape and curvature of your cornea to diagnose astigmatism and keratoconus precisely
- Fluorescein angiography uses injected dye and specialized photography to evaluate blood flow in diabetic retinopathy and certain macular diseases
- B-scan ultrasound can assess the retina and internal eye structures when the view is blocked by dense cataract, hemorrhage, or corneal opacity
Sometimes blurry vision is the first sign of a systemic condition like diabetes, high blood pressure, thyroid disease, or autoimmune problems affecting your eyes. If our ophthalmologists suspect an underlying health issue, we may recommend blood tests or refer you to your primary care doctor for further evaluation.
Coordinating care between your eye doctor and other physicians ensures we address all factors affecting your vision. Comprehensive care leads to better outcomes for both your eye health and overall well-being.
Treatment and Management Strategies
Treatment for blurry vision depends on the underlying cause. Our ophthalmologists create personalized treatment plans combining the most effective therapies to restore your clearest possible vision and protect your long-term eye health.
For refractive errors, prescription glasses or contact lenses bend light correctly so it focuses precisely on your retina. This is the most common and straightforward treatment for blurry vision, providing immediate improvement for most patients.
Our optical department carries a wide selection of designer and budget-friendly frames, high-quality lenses, and contact lens options to fit your lifestyle, prescription strength, and personal preferences. Many people use both glasses and contacts depending on the situation. If you wear contact lenses, always follow proper hygiene, avoid exposing lenses or their storage case to tap water, and never sleep in lenses unless specifically prescribed for extended wear.
Medicated eye drops treat many conditions that cause blurred vision. Antibiotics fight bacterial infections, steroids reduce inflammation, and glaucoma drops lower eye pressure to protect your optic nerve. Each medication has specific instructions for proper use and timing.
- Artificial tears and lubricating drops relieve dry eye symptoms and stabilize the tear film
- Anti-allergy drops reduce itching, redness, and blurring from seasonal or environmental allergies
- Steroid drops should only be used under ophthalmologist supervision as they can worsen infections and raise eye pressure
- Never use leftover prescription drops for new problems without an exam, as the wrong medication can cause harm
- Some conditions require oral antibiotics, steroids, or other systemic medications for effective treatment
- Always follow the dosing schedule our ophthalmologists recommend for best results and complete healing
When cataracts significantly blur your vision and interfere with daily activities, our ophthalmologists may recommend cataract surgery. This common outpatient procedure removes the cloudy lens and replaces it with a clear artificial intraocular lens, restoring vision for most patients. ReFocus Eye Health Penndel offers advanced cataract surgery with modern lens options.
Laser treatments can address various causes of blurry vision. Lasers can seal leaking retinal blood vessels in diabetic retinopathy, create drainage pathways to lower pressure in glaucoma, treat retinal tears before they progress to detachment, or perform capsulotomy to clear clouding behind a lens implant. Surgical options depend on your specific diagnosis and needs.
Managing underlying medical conditions is critical for preventing and treating vision problems. We work closely with your primary care team to ensure your diabetes, blood pressure, and cholesterol stay in a healthy range, as these factors significantly impact your eye health.
Even small improvements in blood sugar control or blood pressure can make a big difference in preserving your eyesight over time. Lifestyle changes like healthy eating, regular exercise, maintaining a healthy weight, and not smoking all protect your vision and reduce your risk of vision-threatening complications.
Simple daily habits can reduce blurry vision from eye strain and dry eyes. Taking regular breaks from screens, using a humidifier, staying hydrated, and getting adequate sleep all support clear, comfortable vision throughout the day.
- Follow the 20-20-20 rule during computer work to give your focusing muscles a break
- Position screens slightly below eye level at arm's length to reduce strain and dry eye
- Use preservative-free artificial tears throughout the day if your eyes feel dry or irritated
- Avoid direct airflow from fans, vents, or car heaters blowing toward your face
- Get adequate sleep each night to allow your eyes to rest, recover, and produce fresh tears
- Practice eyelid hygiene and warm compresses for meibomian gland dysfunction if our ophthalmologists recommend it
- Consider a humidifier in dry environments and adjust workstation ergonomics to reduce dryness and strain
- Increase omega-3 fatty acids in your diet or through supplements to support healthy tear production
Many eye conditions that cause blurry vision require regular monitoring to track progression and adjust treatment as needed. Our ophthalmologists will schedule follow-up appointments based on your diagnosis, treatment plan, and response to therapy.
Keeping your scheduled visits helps us catch changes early and maintain your best possible vision. Let us know right away if your symptoms worsen, new problems develop, or you experience sudden vision changes between appointments. Early intervention often leads to better outcomes.
Frequently Asked Questions
Our patients often have similar questions about blurry vision. Here are answers to some of the most common concerns we hear at ReFocus Eye Health Penndel.
Sudden blurry vision can be an emergency requiring immediate attention. Seek urgent care if you experience sudden vision loss, severe eye pain with nausea or halos around lights, stroke symptoms such as double vision or facial drooping, or a curtain or shadow blocking your vision. Immediate evaluation can save your sight and detect life-threatening conditions like stroke or retinal artery occlusion. Call emergency services for stroke symptoms or sudden painless vision loss.
Morning blurriness often results from your eyes being closed all night, which can cause temporary corneal swelling from reduced oxygen or a buildup of dried mucus on the tear film. Most people find their vision clears within a few minutes of waking and blinking normally as fresh tears wash over the eye surface.
Persistent morning blur that takes more than 30 minutes to clear, significant glare and halos, or worsening over time warrants a comprehensive eye exam. Conditions like Fuchs endothelial dystrophy cause corneal swelling that is worse on awakening and gradually improves during the day. This condition may require treatment to prevent progressive vision loss and corneal damage.
Temporary blur from fluctuating blood sugar usually improves once your glucose levels stabilize in a healthy range consistently for several weeks. However, blurry vision from diabetic retinopathy or diabetic macular edema requires treatment with injections, laser, or other therapies and may not fully resolve without intervention. Early treatment leads to better visual outcomes, so regular diabetic eye exams are essential.
Yes, dehydration can temporarily affect your vision by reducing tear production and making your eyes feel dry, gritty, and blurry. Drinking enough water throughout the day supports healthy tear film production and overall eye comfort. Most adults need about eight glasses of water daily, more in hot weather or with exercise.
Allergies can make your eyes itchy, red, swollen, and watery, which disrupts the tear film and causes temporary blurring. The allergic reaction also releases histamine that can make your vision hazy. Treating your allergies with antihistamine eye drops, oral medications, or avoiding triggers typically clears up the associated vision problems within a few days.
Most adults should have a comprehensive eye exam every one to two years, more frequently if you have diabetes, glaucoma, macular degeneration, or other eye conditions requiring monitoring. Children should have their first exam around age 3, before starting kindergarten, and then every year or two as recommended. Adults over 60 should have annual exams to screen for age-related conditions like cataracts and glaucoma.
Getting Help for Blurry Vision in Penndel and the Greater Philadelphia Area
If you are experiencing blurry vision, we encourage you to schedule a comprehensive eye exam at ReFocus Eye Health Penndel. Our ophthalmologists serve patients throughout Penndel, Levittown, Bensalem, Bristol, and communities across Bucks, Montgomery, and Philadelphia Counties in Pennsylvania, as well as nearby Burlington County, New Jersey. We will identify the cause of your blurry vision and recommend the most effective treatment to restore your clearest vision and protect your long-term eye health.
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