Topics: Caffeine, Coffee, Brain Pages: 2 (689 words) Published: February 14, 2013

In today’s world, many people rely on caffeine to get them through the day. Whether it comes from coffee, soda or chocolate, caffeine is a stimulant that is quickly absorbed by the body and travels to the brain, where it excites the brain and nervous system. This can be helpful in small amounts for the short-term relief of fatigue or drowsiness, but there can be some adverse side effects when too much caffeine is consumed. In this article, you’ll learn some of the potential side effects of ingesting too much caffeine. Firstly, too much caffeine can increase your rapid heart rate. It is because having caffeine excites your nervous system, it can put more pressure on your heart to keep up with this stimulated body state. As this happens, your heart rate may speed up to accommodate the extra work your body is doing. Having a rapid heart rate can be dangerous, especially for those who have a heart condition or suffer from irregular heart rhythms. Secondly, having difficulty sleeping. Caffeine helps to keep you awake and alert, so it’s no surprise that having too much of it could interfere with your sleep patterns. It’s best not to have caffeine shortly before going to bed since this could keep you awake even longer. Even if you haven’t had caffeine recently, having a lot over the course of the day can still affect your ability to fall asleep at night. For some people, this produces a cycle where they don’t get enough rest at night, causing them to rely more on caffeine during the day. Thirdly, frequent urination. Caffeine is a diuretic, which means that it helps your body get rid of fluids. This can lead to increased frequency of urination, especially when for individuals who get their caffeine fix through a drink like coffee, soda or tea. The diuretic effects of caffeine may lead to nausea in some people as well. In some cases, people may even vomit after having too much caffeine, although people are...
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