A transient ischemic attack (TIA, or mini-stroke) occurs when a part of your brain gets a temporary lack of blood...

A clot in the blood vessels in the brain cuts off the supply of oxygen and nutrients to brain cells,...

During a stroke, part of the brain gets cut off from its supply of blood. Without that oxygen and nutrients,...

A stroke occurs when a blood vessel in the brain ruptures or a blockage stops the flow of blood, causing...

Every movement we make — from blinking to walking — requires a complex interaction between the central nervous system (brain...

There is no one test for Parkinson's, so it can take a while to diagnose the condition. Doctors can usually...

People who have parkinsonism may also experience other symptoms like sleep problems, constipation and loss of smell, depression and fatigue....

About a million people in the United States have parkinson's disease, a condition that can lead to tremor, slow movements,...

Symptoms of muscular sclerosis (MS) are caused when the immune system attacks healthy nerve cells. This attack causes inflammation and...

Multiple sclerosis treatment optionsMultiple sclerosis (MS) causes damage to the sheath that surrounds and protects nerve fibers in your central...