Caffeine and its Long-term Physiological Changes Essay

Caffeine and its Long-term Physiological Changes To many people, caffeine seems like more of a necessity to start the day, or keep the day going, rather than a potentially harmful drug; however, most do not realize the long-term physiological changes that can occur as reported by several users. According to National Geographic, consumers spend 30 million dollars every year on caffeine tablets and roughly 50 billion dollars on caffeinated soda. Caffeine is a drug and as such makes changes the bodies. When people consume food or drink with caffeine in it the body responds by a raise the blood pressure, exciting the central nervous system, endorses urine formation, and speed up the action of the heart†¦show more content†¦Food and Drug Administration does not include caffeine on its generally recognized as safe (GRAS) list. (Microsoft, 2003) Caffeine is a psychoactive drug and as such when consumed, there are physiological changes that occur such as mood and increase energy. People have explained this a buzz. Users like the way the buzz makes them feel. Other users feel a sense of normalcy using the drug, which also makes it possible for them to get through their daily life. (Ieid, T.R., 2005) Caffeine is the most widely used drug in the world, yet abuse of the drug is rare because people stop using when they feel jittery and unable to function in a clear mental state. Jittery is a feeling of anxiousness, most likely due to an increase in blood pressure. Like other drugs, the amount of caffeine needed to become jittery is dependant on the persons body weight, i.e. children consume less amounts of caffeine than adults and feel the same effects because of their low body weight. (Ieid, T.R., 2005) Digital imagery of the brain shows that a heavy caffeine users brain on caffeine looks the same as a persons brain that is a light caffeine user not on caffeine at that particular time. In other words, a heavy caffeine user needs caffeine to have their brain function somewhat normal. (Ieid, T.R., 2005) There has been no direct relationship between death and caffeine use, however there is a case inShow MoreRelatedInformative Essay About Drugs1020 Words   |  5 Pagesawareness and consciousness, alter our perception and change what we see, and most commonly known, change our moods and thoughts. There are legal psychoactive drugs such as coffee, alcohol, and tobacco and illicit substances such as marijuana, cocaine, heroin, and LSD. Many people would not still be taking drugs if it weren’t for an overwhelming and compulsive desire to obtain and use the drug. This is known as addiction, but this factor combined with a change in the nervous system so that a person now needRead More alcohol Essay1576 Words   |  7 Pagesgrow naturally, where as others are manufactured illicitly or even legitimately in laboratories. 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