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You see with your eyes.
In a healthy eye, light goes through the pupil. Then your lens focuses the light on the retina at the back of the eye. The retina changes the light into electrical signals that go to the brain. The brain turns these into images.
Problems with your eyes may include:
Long-term eye problems may include:
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Current as of: March 1, 2023
Author: Healthwise Staff
Medical Review:Adam Husney MD - Family Medicine & E. Gregory Thompson MD - Internal Medicine
Care instructions adapted under license by your healthcare professional. If you have questions about a medical condition or this instruction, always ask your healthcare professional. Healthwise, Incorporated disclaims any warranty or liability for your use of this information.