Moderate twitching of your eyelids (also known as myokymia) is common and can be caused by several conditions. We will describe some of the conditions that could lead to myokymia, its symptoms, and ...

A blink of an eye seems natural and instantaneous, but is it? Without a functioning eyelid, the eye can become dry, irritated and eventually lose the ability to see clearly. Subscribe to our ...

Blepharospasm is the medical name for a twitching eyelid. The name comes from the words “blepharal,” which means relating to the eyelid, and “spasm,” which is an involuntary muscle contraction.

The eyes are often referred to as the windows to the soul. Eyes convey various emotions, from joy and love to fear and sadness. But sometimes, our eyes can betray us, especially when we are trying to ...

Dyskinesia is when you experience involuntary movements. Chorea is one type of dyskinesia. It is associated with health conditions like Huntington’s disease, infection, or side effects of medications.

Chorea and hemiballismus are both forms of involuntary movement disorders. Hemiballismus can cause sudden, violent, and flinging motions. Chorea can cause irregular, spontaneous, and nonrepetitive ...