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.
Multiple sclerosis is a disease of the central nervous system that affects muscle coordination and can lead to finger spasms. A muscular disease called Myopathy is the weakening of the muscles that may include the fingers. Overconsumption, or withdrawal, of caffeine can cause the muscles to twitch. Excessive exercise can take its toll on the muscles of the fingers, causing pain and twitching.