Amphetamines, including crystal meth, are some of the most powerful and addictive drugs available today. In the past few years, their illicit use has devastated communities all over North America. Ritalin, which remains a popular treatment for attention deficit hyperactivity disorder, continues to be prescribed in large amounts in addition to being used for illegal purposes. Compared to milder stimulants, such as caffeine, these drugs are very dangerous and highly addictive. "Amphetamines and Other Stimulants" explores the science and history behind commonly used stimulants, and provides information about addiction and treatment options.