Caffeine Addiction Essay - 800 Words

It is important to learn about caffeine addiction because people don’t know that they are addicted to it and that caffeine can damage the body and brain. There are a few positive and negative psychological effects of caffeine on the human body. Positive psychological effects are concentration, focus, attention, improves memory, in some studies, and alertness. Negative psychological effects are anxiety, depression, irritable, and addiction. Some physiological effects are nausea, headache, restless, hypertension, and tremors. It is important for researching caffeine addiction because most people these days drink it and drinking a lot of caffeine can have a big impact on the human body. According to the International Life Science Institute,†¦show more content†¦Negative psychological effects of caffeine are anxiety, depression irritable, and addiction. Caffeine can cause a person to feel nervous throughout the day. Caffeine can make the person feel irritated with mostly everything and everyone. One small thing can get on the person’s nerves. Caffeine can make the person addicted to caffeine. Being addicted to caffeine can cause heart problems and early death. Physiological effects are nausea, headache, restless, hypertension, and tremors. Caffeine can cause hypertension. Hypertension means to have a short increase in blood pressure. Some scientist said that caffeine could block a hormone that keeps arteries widen. Caffeine affects the neurotransmitters by imitating or altering the release of neurotransmitters. Caffeine may block the activity of adenosine, which is a neurotransmitter that affects almost all bodily systems. Caffeine blocks the uptake of adenosine which makes people feel sleepy or tired. Caffeine may protect the brain cells from age and disease related degeneration by increasing the transmission of dopamine. Scientist have learned a consequence of the adenosine receptor blockade, caffeine has effects on most major neurotransmitters, including acetylcholine, dopamine, and serotonin. An increase in acetylcholine activity, caffeine increases muscular activity and improves long-term memory. Long-term effects of caffeine are dehydration, insomnia,Show MoreRelatedCaffeine Addiction Essay1312 Words   |  6 PagesAlthough it is not scientifically proven, everyone has an addiction. It may be a mild addiction or it may be a strong one. For me, I am addicted to caffeine. Every morning, I visit the snack bar and order an ice coffee. When I arrive Ms. Margaret, the employee for the snack bar, says â€Å"the usual?†. Immediately, she would pour me a full cup of ice coffee and say â€Å"you like it black right?†. Her actions prove my love for coffee. 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