+AA
Fr
View All Topics

Vision problems

There are many types of eye problems and vision disturbances such as halos, blurred vision, blind spots or scotomas and even dry eye. Vision loss and blindness are the most severe vision problems. Vision changes and problems can be caused by many different conditions including macular degeneration, cataracts and glaucoma. Regular eye check-ups with your optometrist are important.

Antioxidant vitamins for eye health? Research evidence provides clarity
Read Blog Post
Get the latest content first. Sign up for free weekly email alerts.
Subscribe
  • Web Resource Rating

    Glaucoma screening: topic overview

    Health Link B.C.
    The Canadian Opthalmological Society recommends people at risk of glaucoma have a complete eye examination every year if age 60 or older, or every 2 years if age 50 to 59. Certain health conditions, medications, history and ethnicity can affect your risk of glaucoma.
  • Web Resource Rating

    Eye examinations for adults

    Health Link B.C.
    Refer to these guidelines for how often you should have an eye exam. For example, at age 50 consider yearly examinations for glaucoma or other vision problems. If you have a disease that affects your eyes, have an exam every year.
  • Evidence Summary

    Conjunctival autograft for pterygium.

    Cochrane Database Syst Rev (2016)
  • Evidence Summary

    Antioxidant vitamin and mineral supplements for preventing age-related macular degeneration

    Cochrane Database of Systematic Reviews (2012)
  • Web Resource Rating

    Recognize these common eye conditions

    Medicine Net
    This resource provides a series of photos that show what different eye conditions look like, such as macular degeneration, cataracts and glaucoma. It also provides information and treatment options for common eye conditions.
  • Evidence Summary

    Multifocal versus monofocal intraocular lenses after cataract extraction.

    Cochrane Database Syst Rev (2016)
  • Evidence Summary

    Inpatient cataract surgery has similar outcomes but is more costly than day-care cataract surgery

    Cochrane Database of Systematic Reviews (2015)
  • Evidence Summary

    Over the counter (OTC) artificial tear drops for dry eye syndrome.

    Cochrane Database Syst Rev (2016)
  • Evidence Summary

    Vitrectomy for idiopathic macular hole.

    Cochrane Database Syst Rev (2015)
  • Evidence Summary

    Blood pressure control for diabetic retinopathy.

    Cochrane Database Syst Rev (2015)
  • Evidence Summary

    Anti-vascular endothelial growth factor for diabetic macular oedema.

    Cochrane Database Syst Rev (2014)
  • Web Resource Rating

    Cataract surgery

    Mayo Clinic
    A cataract causes blurry vision. Cataract surgery removes the cloudy lens from your eye and replaces it with an artificial one. Cataract surgery usually takes an hour or less to complete, and you go home the same day.
  • Web Resource Rating

    Blepharitis

    Mayo Clinic
    Blepharitis is an eye condition that results in swelling of your eyelids. Symptoms include watery, itchy, red eyes. Wash eyelids with a warm washcloth and diluted baby shampoo to reduce symptoms. Some medications may also help.
  • Web Resource Rating

    Wet macular degeneration

    Mayo Clinic
    Wet macular degeneration causes blurry vision or blind spots. Medications are usually the first step in treatment. Avoid and manage degeneration through routine eye exams, not smoking, and managing your diet. Other tips are available in this resource.
  • Web Resource Rating

    LASIK surgery: Is it right for you?

    OHRI
    This patient decision aid helps people tired of wearing eyeglasses or contact lenses decide on whether or not to have LASIK surgery by comparing the benefits, risks, and side effects of both options. It also includes alternative options such as PRK, LASEK, epi-LASIK, implantable lenses, bioptics, and intracorneal ring segments.
  • Patient Decision Aid

    LASIK surgery: Is it right for you?

    OHRI
    This patient decision aid helps people tired of wearing eyeglasses or contact lenses decide on whether or not to have LASIK surgery by comparing the benefits, risks, and side effects of both options. It also includes alternative options such as PRK, LASEK, epi-LASIK, implantable lenses, bioptics, and intracorneal ring segments.
  • Web Resource Rating

    Dry macular degeneration

    Mayo Clinic
    Your risk of getting dry macular degeneration increases with age, family history or heart disease. To help prevent it, maintain a healthy diet and body weight, avoid smoking and get regular eye exams. Other tips for prevention, management and coping in this resource.
  • Web Resource Rating

    Slide show: Age-related vision problems

    Mayo Clinic
    Recognize signs of eye floaters, cataracts, glaucoma, and macular degeneration which can occur with age. Speak with your doctor about changes in your eyesight. Some problems can be prevented or treated.
  • Web Resource Rating

    Eye exam

    Mayo Clinic
    An eye exam is a series of tests performed by an ophthalmologist or optometrist to check your general eye health. Your age, health and risk of developing eye diseases affect how frequently you will need an eye exam. If you wear glasses or contact lenses or if you have a family history of eye disease you will need to have your eyes checked more often.
  • Web Resource Rating

    Cataracts pictures, causes, symptoms and surgery

    Medicine Net
    Lower your risk of cataracts by not smoking, limiting alcohol, controlling diabetes and wearing sunglasses. Eyeglasses or contact lenses can help correct vision. Cataract surgery is a safe and effective treatment. Pictures in this slideshow.
  • Web Resource Rating

    Top 9 macular degeneration risk factors

    About Health
    Smoking, high blood pressure, obesity, low level of antioxidants and sun exposure can all increase your risk of macular degeneration. Age, gender, family history and ethnicity also affect your risk.
  • Web Resource Rating

    Cataracts

    Mayo Clinic
    Clouded vision is a symptom of cataracts. Surgery is the only effective treatment. To help prevent cataracts, get regular eye exams, avoid alcohol and cigarettes, wear sunglasses, eat plenty of fruits and vegetables and maintain a healthy weight. Details and questions to ask your doctor in this resource.
  • Web Resource Rating

    LASIK surgery: Is it right for you?

    Mayo Clinic
    LASIK surgery can help correct nearsightedness, farsightedness and astigmatism. Risks include dry eyes, vision disturbance and problems healing. Before surgery, talk with your eye doctor about risks and benefits of treatment options (details in this resource).
  • Web Resource Rating

    Drug therapy for wet AMD

    Informed Health Online
    There are several drugs that can help prevent or slow vision loss for people wet age-related macular degeneration (AMD), but there is no cure. The drug Lucentis has been shown to delay vision loss in around 30 out of 100 people.
  • Web Resource Rating

    Avastin and age-related macular degeneration: Now can Cinderella go to the (eye)ball?

    Evidently Cochrane
    Recent research shows that Avastin (the drug bevacizumab), is as safe as Lucentis (the drug Ranibizumab), for treating age-related macular degeneration (AMD).
  • Web Resource Rating

    Recovering from cataract surgery

    NHS Choices
    Arrange for someone to take you home after your cataract surgery and to help care for you until your vision returns. Take it easy for the first few days and follow the advice of your doctor for recovering at home. If you experience severe pain, loss of vision, increasing redness in the eye, or the sudden appearance of dots or flashes of light in the eye after your surgery, contact the hospital immediately.
  • Web Resource Rating

    Blepharitis diagnosis

    About Health
    Blepharitis is irritation of the eyelids, which leaves flakes at the base of your eyelashes. An eye exam with your eye doctor will diagnose this condition.
  • Web Resource Rating

    Rehabilitation helps prevent depression from age-related vision loss

    National Eye Institute
    A recent study has shown that combining eye care and mental health care in age-related macular degeneration (AMD) rehabilitation can help to offset depression caused by vision loss. Occupational therapists taught participants how to use low-vision devices, make changes around the home, increase their social activities, and set goals. This approach, combined with medical management of AMD, helped reduce risk of clinical depression.
  • Web Resource Rating

    Double vision (diplopia)

    Medicine Net
    If you have double vision (or diplopia) , you will see two copies of the same image either overlapping or next to each other. Talk to your doctor about the diagnosis, treatment and prevention of double vision.
  • Web Resource Rating

    Glaucoma

    Medicine Net
    Glaucoma causes damage to the optic nerve, which can lead to blindness. Glaucoma does not usually have any early symptoms, but can be diagnosed by regular eye exams. Early diagnosis is very important, so visit your eye doctor for routine screening exams.
  • Web Resource Rating

    When Sjogren's Syndrome Causes Dry Eyes

    About Health
    Sjogren's syndrome causes severe, chronic eye dryness. See your doctor for a diagnosis and the best treatment for dry eyes.
  • Web Resource Rating

    What is scleritis

    About Health
    Scleritis occurs when the white of the eye is inflamed and can cause pain and vision loss. Look for symptoms such as eye pain, tenderness, tearing, blurry or decreased vision, and eye redness. See your eye doctor for a diagnosis and treatment options.
  • Web Resource Rating

    What is central serous retinopathy

    About Health
    Central Serous Retinopathy (CSR) affects the retina. Symptoms include blurry vision (usually in one eye), straight lines appearing bent, or becoming far-sighted at times. Most cases get better without treatment. If symptoms do not get better after 6 months, treatments include laser photocoagulation and photodynamic therapy.
  • Web Resource Rating

    Angioid streaks

    About Health
    Angioid streaks, or "cracks" in the retina of your eye, can lead to vision loss. There is no cure, but laser treatment and/or surgery can help. Check for early signs of angioid streaks with annual eye exams. Talk to your eye doctor about other ways to protect your eyes.
  • Web Resource Rating

    A bright future for senior eye health

    A Place For Mom
    New medical technologies and techniques can help treat common eye diseases in older adults, such as cataracts. Cataract surgery, for example, has been very successful in improving vision. Keep your eyes healthy with regular eye exams and a healthy lifestyle.
  • Web Resource Rating

    ACCORD eye study finds two therapies slow diabetic eye disease progression

    National Eye Institute
    Learn about the ACCORD study’s findings. High-risk adults with type 2 diabetes may be able to slow diabetic retinopathy (vision loss) through intensive blood sugar control and combination lipid therapy. Talk to your doctor to develop a care plan tailored to you, and try to get regular exercise and eat a healthy diet.
  • Web Resource Rating

    Nearsightedness: Should I Have Laser Surgery?

    OHRI
    This patient decision aid helps people with myopia decide on whether or not to have laser surgery by comparing the benefits, risks, and side effects of both options.
  • Patient Decision Aid

    Nearsightedness: Should I Have Laser Surgery?

    OHRI
    This patient decision aid helps people with myopia decide on whether or not to have laser surgery by comparing the benefits, risks, and side effects of both options.
  • Web Resource Rating

    Cataracts: Should I have surgery?

    OHRI
    This patient decision aid helps people with cataracts decide on whether or not to have surgery by comparing the benefits, risks, and side effects of both options.
  • Patient Decision Aid

    Cataracts: Should I have surgery?

    OHRI
    This patient decision aid helps people with cataracts decide on whether or not to have surgery by comparing the benefits, risks, and side effects of both options.
  • Web Resource Rating

    Macular Degeneration: Recreation & Quality of Life

    Bright Focus Foundation
    If you have macular degeneration, protect your vision in the sun and don't be afraid to ask for help. You can maintain your vision through various treatments and improve your quality of life with the use of low-vision aids.
  • Web Resource Rating

    Glaucoma: Recreation & Quality of Life

    Bright Focus Foundation
    If you have glaucoma, you can maintain your vision through various treatments and improve your quality of life with the use of low-vision aids. Always protect your eyes from the sun.
  • Web Resource Rating

    11 things eyes say about senior health

    A Place For Mom
    Changes in your eyes can indicate problems with your health before you notice other symptoms. Tell your doctor if you notice unusual spots or bumps on your eyes or eyelids, bulging eyes, yellow or watery eyes or if you are suddenly unable to close your eye or have eye pain. Changes in your vision, such as cloudiness, blurred or tunnel vision, sudden loss of vision or dark spots in your field of vision are also important to report to your doctor. Get regular eye exams for maintaining eye health.
  • Web Resource Rating

    Sleep Apnea

    About Health
    Sleep apnea causes several eye conditions such as a floppy eyelid syndrome, glaucoma or vision loss. If you have sleep apnea, see your eye doctor for an eye exam.
  • Web Resource Rating

    Ocular herpes

    About Health
    Ocular herpes is caused by the herpes simplex virus, which is infectious and can lead to blindness. Do not touch your eye after coming into contact with a cold sore or blister.
  • Web Resource Rating

    Blurred Vision

    Medicine Net
    If you have blurred vision and cannot see objects and details clearly, talk to your eye doctor about your symptoms. Blurred vision may be a sign of other conditions (migraine, stroke) or be caused by certain medications.
  • Web Resource Rating

    What is ptosis?

    About Health
    Ptosis, or droopy eyelids, can be caused by normal aging, injury or disease. Really severe ptosis can make it hard to see. Visit your eye doctor for a complete eye exam and to talk about treatment options, such as eyelid surgery.
  • Web Resource Rating

    Pain behind the eye

    About Health
    If you are experiencing pain or headache behind the eye, you should see your doctor. This could be a sign of vision problems, sinusitis, scleritis, optic neuritis, migraines, or dry eye syndrome.
  • Web Resource Rating

    Trichiasis: Misdirected eyelashes

    About Health
    If you have trichiasis, your eyelashes grow inward instead of outward. Look for symptoms such as eye redness, feeling like something is in your eye, blurry vision, watery eyes, and eye pain. See your eye doctor for a diagnosis and treatment options.
  • Web Resource Rating

    Sickle cell and your eyes

    About Health
    Sickle cell disease can cause eye damage. See your eye doctor for regular eye exams.
  • Web Resource Rating

    Six conditions that cause dry eyes

    About Health
    Dry eyes can be caused by diabetes, hormonal and aging changes, high blood pressure, lupus, arthritis, or Sjogren's Syndrome. Consider these conditions if you have dry eyes, and talk to your eye doctor.
  • Web Resource Rating

    How to stop an eye twitch

    About Health
    Stop eye twitches by relaxing, reducing caffeine intake, getting enough hours of sleep, using warm compresses on the eye, or by using eye drops. See your eye doctor if you have a severe twitch, or a twitch that lasts for several days.
  • Web Resource Rating

    Top 5 ways to protect eyes from the sun

    About Health
    Protect your eyes from the sun's harmful ultraviolet (UV) rays. Wear protective eyewear, UV-protected sunglasses and grey-coloured lenses.
  • Web Resource Rating

    Current Eyewear Trends for Men

    About Health
    If you are looking for new eyeglasses, choose a frame that compliments the shape of your face. Your pupil should also be in the centre of the frame and the frame should feel comfortable, without pulling or pinching your face.
  • Web Resource Rating

    Eye allergies

    About Health
    Eye allergy symptoms can be red eyes, itchy eyes, blurry vision, burning, swelling and tearing. These are usually not harmful to your eyes. Wear sunglasses, clean floors with a mop instead of a broom, stay away from cigarette smoke and do not wear contact lenses to avoid eye allergy symptoms. Treatments include eye drops, over the counter medicine or prescription medicine. Talk to your doctor about what treatment is best for you.
  • Web Resource Rating

    Evaporative dry eye

    About Health
    Evaporative dry eye is a specific type of dry eye syndrome. Your eye doctor can diagnose this condition with several tests. Treatment can include warm compresses, eyelid massage, or antibiotics.
  • Web Resource Rating

    Asthenopia

    About Health
    Asthenopia, or severe eye strain, can happen after long periods of focusing (e.g. when driving, reading) or if your eyes have trouble focusing on one image. This can lead to headaches, nausea, fatigue, sleepiness, blurry vision, sore eyes, dry eyes, poor concentration, and sensitivity to light. To help avoid eye strain, look away from screens every 20 minutes, make font sizes larger, blink regularly, and use proper lighting.
  • Web Resource Rating

    Lens options for people over 40

    About Health
    If you are over 40 and are finding it hard to focus on near objects, you may need to consider reading glasses, bifocals, trifocals or progressive lenses. Read more about these options in this resource and talk to your eye doctor about which choice is right for you.
  • Web Resource Rating

    13 Reasons You May Have Red and Bloodshot Eyes

    About Health
    If you have a bloodshot eye or a red eye, it may be from dry eye syndrome, a subconjunctival hemorrhage, alcohol, or allergies. It may also be caused from acute angle closure glaucoma, episcleritis, and conjunctivitis. This resource gives an overview of these causes of bloodshot or red eyes.
  • Web Resource Rating

    Additional genes associated with age-related macular degeneration identified

    National Eye Institute
    Age-related macular degeneration (AMD) is a common cause of vision loss and blindness in older people. A recent study analysing the DNA of over 18,000 people showed a connection between genes associated with higher cholesterol levels in the eye and increased risk of AMD, which may lead to new treatments for the disease. More research is needed to understand how blood cholesterol levels may affect risk of AMD.
  • Web Resource Rating

    A visual guide to cataracts

    WebMD
    Lower your risk of cataracts by wearing sunglasses and hats to protect your eyes from the sun. You should also drink alcohol in moderation, not smoke and keep your diabetes under control to reduce risks.
  • Web Resource Rating

    What eye problems look like

    WebMD
    Talk to your eye doctor if you have any concerns about your eye health. You should have regular eye exams to test for eye disease. Blurry vision, spots, and glare at night can be early signs of disease.
  • Web Resource Rating

    Get your eyes tested

    HealthFinder
    Have your eyes checked every 2 years, especially for older adults, family history of diabetes or eye disease and people with diabetes.
  • Web Resource Rating

    Bright focus tweets

    Bright Focus Foundation
    Get updated on news around Alzheimer's disease research, macular degeneration research, and national glaucoma research
  • Web Resource Rating

    Eye health tips for older people

    NHS Choices
    Get your eyes checked regularly. Eat healthy, wear sunglasses, quit smoking, maintain a healthy weight, use good lighting, exercise, and sleep well to keep your eyes healthy. If you notice any changes in your eyesight, talk to your eye doctor.
  • Blog Post

    Fact or fiction: research reveals the truth about common medications

    Based on the research evidence, some drugs are getting credit they don’t deserve! They may even be doing more harm than good.
  • Blog Post

    Antioxidant vitamins for eye health? Research evidence provides clarity

    Cataracts and macular degeneration commonly develop as we age. Will taking antioxidant vitamins help prevent these vision problems?

Stay up to date

When news about aging hits the headlines, @Mac_AgingNews brings you the best available related research evidence from the McMaster Optimal Aging Portal.

Email alerts

Subscribe to alerts to receive emails of the latest evidence from our databases on topics of interest to you.

Want the latest in aging research? Sign up for our email alerts.
Subscribe
© 2012 - 2017 McMaster University | 1280 Main Street West | Hamilton, Ontario L8S4L8 | +1 905-525-9140 | Terms Of Use