Eye twitching, medically termed myokymia, is a frequent condition experienced by many people. While it is usually harmless, caused by stress, fatigue, lack of sleep, or excessive caffeine, persistent ...

Chorea-acanthocytosis is a rare genetic disorder of the nervous system. It causes involuntary jerks and twitches in the muscles, known as chorea, and star-shaped red blood cells, known as ...

People with Alzheimer's exhibit a loss of motor control along with cognitive decline, and one of the earliest signs of this decay can be spotted in involuntary eye movements known as saccades. These ...

Emerging evidence shows that small involuntary eye movements (saccades and microsaccades) are a promising new tool for shedding light on the hidden workings of mental processes like attention and ...