How Parkinson's disease affects the brain

Biomedical engineer Sri Sarma, PhD, explains how brain waves and rhythms influence movement in people with Parkinson’s disease. Watch this video to learn more.

Know the causes, symptoms and treatment of this nerve disorder.

To start, a tremor doesn't necessarily mean you have PD.

Changes in your vision may be signs of other medical conditions.

Prescribing antidepressants alone for bipolar disorder could actually increase manic episodes in patients.

Desmoid tumors are noncancerous and do not metastasize, but they can invade nearby tissues and structures.