The Most Expensive iRobot Roombas. iRobot is an American robotic and advanced technology company that develops and sells a variety of autonomous robots for both household consumers and the military/police. The company was first founded in 1990 and primarily concerned itself with developing robots for the armed services, such as bomb-difusing robots.
Muscular dystrophies are a group of genetic conditions characterized by progressive muscle weakness and wasting (atrophy). The Duchenne and Becker types of muscular dystrophy are two related conditions that primarily affect skeletal muscles, which are used for movement, and heart (cardiac) muscle.These forms of muscular dystrophy occur almost exclusively in males.he Duchenne and Becker types of muscular dystrophy are two related conditions that primarily affect skeletal muscles, which are used for movement, and heart (cardiac) muscle.
Cervical dystonia affects the neck muscles, causing the head to twist and turn or be pulled backward or forward. Cranial dystonia affects the head, face and neck muscles. Oromandibular dystonia causes spasms of the jaw, lips and tongue muscles. This dystonia can cause problems with speech and swallowing. Spasmodic dystonia affects the throat muscles that are responsible for speech. Tardive dystonia is caused by a reaction to a drug.