This quick visual challenge will reveal whether you truly have the detail-oriented mind most people only wish they had.

The reflexes of the eye are automatic adjustments your eyes make to help you see and keep them from being damaged. They can respond to light and dark, adjusting how much light enters the retina.

An abnormal red reflex finding most likely reflects an underlying ocular pathology in infants, but finding a normal red reflex during screening does not altogether exclude ocular disease. The American ...

Pulling your hand away from a hot object, blinking because it's very bright or kicking when someone taps the tendon below your kneecap - these are all innate reflex actions. They happen rapidly, you ...