The eye muscles have to be fast. Just to track an object involves at least seven different highly coordinated movements. If eye muscles were slow, we couldn't focus on anything moving around us.

Nevertheless, when you're in the throes of the mini muscle spasms, it's hard to think of much else besides, "Why is my eye ...

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Please provide your email address to receive an email when new articles are posted on . Patients treated with OptiLift experienced decreased lower lid laxity. Tear breakup time, blink quality ...

determines how much light reaches the light-sensing retina at the back of the eye. Muscles in the iris (the colored part of the eye) can tighten around the pupil and temporarily constrict it.