Share on Pinterest What explains rapid eye movements during sleep? Researchers may be getting closer to an answer. Image credit: Alexandr Ivanets/Stocksy. When animals change their head direction as ...

A complex system of nerves and muscles enables the human eye to blink, gaze, and shift focus. The trochlear nerve is one of six cranial nerves that carry electrical impulses from the brain to the eye.

What Are the Causes of Abnormal Head Posture? Abnormal head posture commonly occurs due to neck muscle problems, but the condition has eye-related or ocular causes too. Certain eye conditions can ...

Learn what afterimages can teach us about how our brains predict our visual movements. If you’ve ever been caught off guard by bright lights coming around a corner, or the sun suddenly hitting your ...

Surgeries for thyroid eye disease include orbital decompression (to relieve swelling), strabismus (to repair eye muscles and correct eye alignment), and eyelid retraction correction (to restore eyelid ...

Endoscopic orbital decompression is a surgery to treat Graves’ orbitopathy (thyroid eye disease). It removes the middle and bottom walls of the bone surrounding the eye. Surgeons use endoscopes and ...