night blindness

Night Blindness

Night blindness is a type of vision impairment also known as nyctalopia. People with night blindness experience poor vision at night or in dimly lit environments.

Symptoms of Night Blindness

  • Headaches.
  • Pain in the eye.
  • Nausea.
  • Blurred and cloudy vision.
  • Sensitivity to light.
  • Problem with remote viewing.
  • Walking around the house in the dim light is a challenge.
  • Driving at night seems to be very difficult. It is deceptive to see a face in dim light.


  • Nearsightedness, blurred vision when looking at faraway objects.
  • Glaucoma.
  • Glaucoma medications that close the pupil.
  • Cataracts, or clouding of the eye’s lens.
  • Diabetes.
  • Retinitis pigmentosa which occurs when dark pigment collects in your retina and creates tunnel vision.
  • Vitamin A deficiency, vitamin A also called retinol, plays a role in transforming nerve impulses into images in the retina. The retina is a light-sensitive area in the back of your eye.
  • Keratoconus.

Treatment options for Night Blindness

A detailed medical history and examine your eyes to diagnose night blindness. Night blindness caused by nearsightedness, cataracts, or vitamin A deficiency is treatable. Corrective lenses, such as eyeglasses or contacts, can improve nearsighted vision both during the day and at night.

  1. Cataracts can be removed through surgery. Your surgeon will replace your cloudy lens with a clear, artificial lens. Your night blindness will improve significantly after surgery if this is the underlying cause.
  2. If your vitamin A levels are low, your doctor might recommend vitamin supplements.

Prevention of Night Blindness

  • Eat foods rich in antioxidants, vitamins, and minerals, which may help prevent cataracts. Also, choose foods that contain high levels of vitamin A to reduce your risk of night blindness.
  • Certain orange-colored foods are excellent sources of vitamin A, including: cantaloupes , sweet potatoes carrots ,pumpkins , butternut squash ,mangoes.
  • Vitamin A is present in spinach, milk, eggs.

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