Caffeine can be found in almost any drink you can buy in the store. People who consume caffeine usually drink it because of the positive effects it has on them, but they do not realize the harm they are doing to their body with the caffeine they are ingesting. There are some problems with daily caffeine consumption, including withdrawal symptoms, insomnia, dehydration, feeling tired, cardiovascular side effects, and health risks during pregnancy. People should watch their consumption of caffeinated products as they are very harmful to their health. Caffeine is one of the most studied drugs because it is not only introduced into drinks but also into different types of foods. Some would not want to consider caffeine an addictive drug. “Caffeine is like air, you don’t usually notice it but it’s there…” (Weinberg 166). This may date back to the Stone Age. Although caffeine was first extracted from the coffee bean in its pure form, a white powder, in 1820 by a German scientist named Friedrich Ferdinand. It originated in Ethiopia in 900 AD after being discovered by animals. It was then that Kali, a shepherd, realized that his animals ate the beans and had an increase in energy; they then introduced the bean to other Eastern countries. Caffeine can be found in a number of plants such as the fruits of Coffea Arabica (Coffee), the leaves of Thea Sinensis (Tea), the seeds of Theobroma Coca (Coca, Chocolate), the dried leaves of Ilex paraguariensis ( yerba mate). ), and the seeds of Paullinia Cupana or Socarbilis (Guarana). In its pure form, it is a white powder with a very bitter taste. The body absorbs caffeine quickly, transporting it to the middle of paper...... E-Book Collection (EBSCOhost). Internet. April 1, 2014. Weinberg, Bennett Alan, and Bonnie K. Bealer. The World of Caffeine: The Science and Culture of the World's Most Popular Drug. New York: Routledge, 2002. Electronic Book Collection (EBSCOhost). Internet. April 1, 2014. Ozsungur, Stephen, Darren Brenner and Ahmed El-Sohemy. “Fourteen well-described caffeine withdrawal symptoms are divided into three groups.” Psychopharmacology 201.4 (2009): 541-548. Premier Academic Research. Internet. March 3, 2014. Bonnet, Michael et al. “Effects of caffeine on heart rate and QT variability during sleep.” Depression and Anxiety (1091-4269) 22.3 (2005): 150-155. Premier Academic Research. Internet. March 3, 2014.Ruxton, CHS “The Impact of Caffeine on Mood, Cognitive Function, Performance, and Hydration: A Review of Benefits and Risks.” » Nutrition Bulletin 33.1 (2008): 15-25. Premier Academic Research. Internet. March 5. 2014.