Parkinson’s disease is a progressive degenerative condition of the neurological system.  The majority of Parkinson’s effects are on movement, often starting off very slowly and subtly. One of the earliest symptoms is a slight tremor in one or both hands. Other early symptoms include a lack of facial expression and decreased blinking of the eyes, so it looks like the person is always staring.  

The next stage usually results in difficulty with initiating movement, especially walking.  It frequently looks like it takes a tremendous concentrated effort to initiate walking and the steps often start off very small with a shuffling of the feet.  At the same time, the disease stiffens...

Have you ever felt a twitching sensation in your eye? Did it feel like everyone was looking at you because of it? Were you worried that it was the beginning of a big problem?

Relax--it’s not likely to be a big deal. Most of the time it is not even visible to other people.

It's reassuring to know it’s almost never your actual eyeball that is twitching; it’s your eyelid muscle. Actual eye twitching is fairly rare and your vision would be pretty blurry if that's what were really happening.

The eyelid has a muscle in it that closes the eyelid and that muscle has a very high concentration of innervation. Because of that dense nerve tissue in the eyelid, anything that makes...