The Effects of Caffeine on the Human Body Essay - 1325 Words

Caffeine has many negative effects on humans, such as increased heart rate (Lane, J.D., 2002), depression (Goldstein, 2008), and addiction to this â€Å"drug.† You may be asking yourself, â€Å"What is caffeine?† Well, caffeine is actually a stimulant (Barone, Roberts, 2008) that is found in beverages such as tea, coffee, and soft drinks. In fact, caffeine is the highest grossing and most used stimulant in the United States (Barone, Roberts, 2008). It is estimated that 85% of adults living in the United States consume caffeine on a daily basis (Barone, Roberts, 2008). That means for every 100 adults, 85 of them have had a drink that contained caffeine on any given day. One reason caffeine is so widely available compared to other stimulants is†¦show more content†¦The study also found out that 23% of the women tested don’t consume caffeine on a daily basis (Hoidrup, Gronbaeck, Gottschau, Lauritzen, Schroll, 2002). A higher percentage of males consume soda as their main source of caffeine, with less of a percentage not consuming any caffeine whatsoever (Hoidrup, Gronbaeck, Gottschau, Lauritzen, Schroll, 2002). One part of the human body that too much consumption of caffeine can affect negatively the your heart. Caffeine speeds up your brain cells, which speeds up your heart beat in the process. Too much caffeine will also raise your blood pressure. Caffeine using adults were polled on their stress levels given a 1 to 5 rating, with 5 being the most stressful. With each stress rating, each adult averaged a 1.7/0.4 mm Hg in blood pressure, and 1.8 beats per minute more in heart rate than adults in the lower stress rating (Lane, J.D., 2002). With further testing, they found that stress level and caffeine went hand in hand, with the highest caffeine users being the ones with 5 stress ratings. This study showed that consuming caffeinated beverages raises your blood pressure and heart rate by a considerable amount. In the same study as abo ve, they used 500 mg of caffeine (close to 4 cups of coffee) to see how much it raised a person’s blood pressure throughout a single day. On average a person’s blood pressure was 4 mm Hg higher during than day than on a normalShow MoreRelatedEffects Of Caffeine On The Human Body Essay2053 Words   |  9 Pageshave been addicted to caffeine. It started out with drinking diet coke which was my mother’s drink of choice, and then slowly as time went on it turned into Coca-Cola. I have experienced the harsh withdrawals that come with caffeine like the headaches, irritability, and those lovely morning shakes telling me that I need caffeine. The headaches and the shakes finally got so bad to the point where I needed coke in the morning just to function. At that point I realized that caffeine was probably not veryRead MoreThe Effects Of Caffeine On Human Brain And Body1825 Words   |  8 PagesCaffeine is a drug that has been studied for many years to learn more about how it effects the human brain and body. There have been many answers and yet there are still more answers to be found as scientists today continue to understand the effects of caffeine. We will look what parts of the brain involve sleep, how caffeine effects the brain and the body and try to determine if caffeine is a serious health threat or not. Adenosine also known as ATP stands for adenosine triphosphate which accordingRead MoreEffects Of Caffeine On The Consumption Of Caffeine1511 Words   |  7 PagesCaffeine, a popularly consumed central nervous system stimulant is consumed on a day to day basis around the globe.  Caffeine can be ingested into the body by either eating it or drinking it. 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Some people will argue t here are benefits found in some of the ingredients that enhance the psychological and physiological mental and cognitiveRead MoreThe Chemical Formula For Caffeine Essay736 Words   |  3 PagesCaffeine is used in various foods all around the world, reaching millions of people. The foods that contain caffeine include coffee, tea, cocoa, carbonated beverages and energy drinks.2 Caffeine is a stimulant that’s used daily to keep people awake and active throughout their busy days. But does this use do more good than harm, or more harm than good? The molecular formula for caffeine is C8H10N4O2 and it is chemically classified in the xanthine group.1 It was first discovered and isolated by FriedrichRead MoreThe Secrets of Caffeine1665 Words   |  7 Pagesaren’t aware that caffeine can act as a stimulant to the central nervous system. So once someone consumes a caffeinated beverage they may begin to notice a slight change in the way their body begins to feel. 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In the United States, about 80 percent of us take in some caffeine everyRead MoreEssay On Caffeine1328 Words   |  6 Pages Today how many people drink caffeine daily and do not realize the harmful effects of doing so? Caffeine is found in many common drinks consumed by both adults and children on a daily basis. People are not concerned with the impact of caffeine on their bodies. Caffeine is addictive and the brain will become dependent on it to keep the mind awake. Caffeine keeps the body from falling asleep by blocking the adenosine receptors; adenosine is what makes the person sleepy. Caffeinated drinks are especially