I drink energy drinks that contain caffeine.  Can you elucidate on the pros and cons of caffeine consumption?
Caffeine
Caffeine is a central nervous system (CNS) stimulant of the methylxanthine class. It is the world's most widely consumed psychoactive drug. Unlike many other psychoactive substances, it is legal and unregulated in nearly all parts of the world. There are several known mechanisms of action to explain the effects of caffeine. The most prominent is that it reversibly blocks the action of adenosine on its receptor and consequently prevents the onset of drowsiness induced by adenosine. Caffeine also stimulates certain portions of the autonomic nervous system.
Caffeine
energy drink consumption include youth, caffeine-naïve or caffeine-sensitive, pregnant, competitive athletes and people with underlying cardiovascular disease.
Uses.
Energy drinks are marketed to provide the benefits among health effects of caffeine along with benefits from the other ingredients they contain. Health experts agree that energy drinks which contain caffeine do improve alertness. The consumption of alcohol drinks combined with energy drinks is a common occurrence on many college campuses. The alcohol industry has recently been criticized for marketing cohesiveness of alcohol and energy drinks. The