Answered by The WikiAnswersÂ® Community. Making the world better, one answer at a time. Stephen Hawking has three children: Robert, Lucy (a novelist), and Timothy (aka Tim). Stephen Hawking has three children: Robert, Lucy (a novelist), and Timothy (aka Tim).
Muscle twitches, also called fasciculations, usually only affect a single muscle. They're characterized by tiny contractions inside the muscle, caused by a nerve impulse. Muscle spasms, also called muscle cramps, affect multiple muscle tissues and are brought on by a chemical imbalance in the body.isorders of the nervous system can also cause muscles to twitch. These include nerve damage, fibromyalgia, muscular dystrophy and Lou Gehrig's disease. Along with muscle twitching, weakness in the muscles accompanies these disorders.
Muscle twitching is a symptom where a single muscle or muscle group supplied by a single nerve twitches and contracts involuntarily.t is usually a very benign symptom that goes away by itself and can be caused by simple things such as exercise or too much caffeine, according to the University of Maryland Medical Center website. In some cases, uncontrollable muscle twitching may be caused by a serious condition.