Pharrell Williams was born on April 5, 1973 in Virginia Beach, Virginia, USA. He has been married to Helen Lasichanh since October 12, 2013.
dystonia. Definitions: 1. A syndrome of abnormal muscle contraction that produces repetitive involuntary twisting movements and abnormal posturing of the neck, trunk, face, and extremities. The definition information for dystonia is provided by Stedman's. You can search our medical dictionary here.efinitions: 1. A syndrome of abnormal muscle contraction that produces repetitive involuntary twisting movements and abnormal posturing of the neck, trunk, face, and extremities. The definition information for dystonia is provided by Stedman's.
Causes. The exact cause of dystonia isn't known. But it might involve altered nerve-cell communication in several regions of the brain. Some forms of dystonia are inherited. Dystonia also can be a symptom of another disease or condition, including: Parkinson's disease; Huntington's disease; Wilson's disease; Traumatic brain injury; Birth injury; Stroke