Eye Strain Index

Featured: Eye Strain Main Article

Eye strain is a symptom caused by looking at something for a long time. Symptoms and signs include redness, light sensitivity, headaches, and blurred vision. Symptoms may be treated by closing the eyes and taking a break from the visual task.

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    Related Diseases & Conditions

    • Farsightedness Farsightedness makes it difficult to focus on objects that are close up. The condition runs in families and occurs because light...learn more »
      In This Article
      Farsightedness Article
      • Introduction to farsightedness
      • What causes farsightedness?
      • What are the symptoms of farsightedness?
      • How is farsightedness diagnosed?
      • How is farsightedness corrected?
    • Eyeglasses, Sunglasses, and Magnifying Glasses Nonprescription eyeglasses are available over the counter (OTC) and are typically used by people who can no longer read fine...learn more »
      In This Article
      Eyeglasses, Sunglasses, and Magnifying Glasses Article
      • Nonprescription eyeglasses
      • Trifocals and variable lenses
      • Sunglasses
      • Magnifying glasses
    • Myopia Myopia, or nearsightedness, makes it difficult to focus on objects that are far away. The condition runs in families and occurs...learn more »
      In This Article
      Myopia Article
      • Introduction to Myopia
      • What causes Myopia?
      • What are the symptoms of Myopia?
      • How is Myopia diagnosed?
      • How is Myopia treated?
    • Dry Eyes Dry eyes are caused by an imbalance in the tear-flow system of the eye, but also can be caused by the drying out of the tear...learn more »
      In This Article
      Dry Eyes Article
      • Dry eye syndrome facts
      • What is dry eye syndrome?
      • What causes dry eye syndrome?
      • What is the impact of dry eye syndrome?
      • What are dry eye syndrome symptoms and signs?
      • What are the complications of dry eye syndrome?
      • What are the risk factors for dry eye syndrome?
      • Can self-care treatments and remedies help alleviate dry eyes?
      • What is the medical treatment for dry eye syndrome?
      • What medications are used to treat dry eye syndrome?
      • Can surgery treat dry eye syndrome?
      • What other therapies are used to treat dry eye syndrome?
    • Headache Headaches can be divided into two categories: primary headaches and secondary headaches. Migraine headaches, tension headaches,...learn more »
      In This Article
      Headache Article
      • Headache facts
      • What is a headache?
      • How are headaches classified?
      • What are primary headaches?
      • What are secondary headaches?
      • What are cranial neuralgias, facial pain, and other headaches?
      • What causes tension headaches?
      • What are the symptoms of tension headaches?
      • How are tension headaches diagnosed?
      • How are tension headaches treated?
      • What causes cluster headaches?
      • What are the symptoms of cluster headaches?
      • How are cluster headaches diagnosed?
      • How are cluster headaches treated?
      • Can cluster headaches be prevented?
      • What diseases cause secondary headaches?
      • How are secondary headaches diagnosed?
      • What are the exams and tests for secondary headaches?
      • When should I seek medical care for a headache?
    • Astigmatism Astigmatism is an eye condition in which the cornea is abnormally curved and causes out-of-focus vision. Symptoms of astigmatism...learn more »
      In This Article
      Astigmatism Article
      • Astigmatism introduction
      • What is the definition of astigmatism?
      • What are the different types of astigmatism?
      • What causes astigmatism?
      • Who is at risk for astigmatism?
      • What are symptoms of astigmatism?
      • What are signs of astigmatism?
      • What tests are used to diagnose astigmatism?
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