Saturday, November 12, 2011
Caffeine Is An Addictive Substance
Caffeine is an addictive drug, which alters the natural state of our brain and stimulates similar to the mechanisms used by cocaine and heroin, is a release of adrenaline, so that the body is active and alert. It also handles the production of dopamine and that is how the temporal experience of high levels of energy productivity increases and more and more coordinated. Caffeine affects our entire body, stimulating the cardiovascular system, increased blood pressure and heart rate. This process speeds up your metabolism and burn more calories. As a result, we get a jolt of alarm, because caffeine causes a stress response in the adrenal hormones, the so-called "fight or flight" response. This is how our body prepares for action and remains in a state of vigilance, if we sit at our tables, or read our newspaper on the couch.
When stress hormones remain elevated for long periods of time, our bodies experience chronic stress, which causes fatigue and thirst for the next SIP coffee, cola or soda.
Charles Czeisler, a neuroscientist and sleep expert at Harvard Medical School, explains: "When the nature of work has changed from a construction schedule around the sun for a job at the time by a clock, humans had to adapt. The widespread use of food and drinks that contain caffeine in combination with the invention of electric light has enabled people to cope with a work schedule established by the clock, not by daylight or the natural sleep cycle. " In addition, scientific studies have shown that increasing the power of caffeine is related to its interference with adenosine - a chemical in our body, which has a hypnotic effect and acts as a natural sleep aid caffeine never really. of adenosine and obtain surveillance and increased sleep patterns are disrupted. As we all know, there is no such thing as a free lunch and pay more for this awakening.
The subject of the FDA experts that health is in danger as long as consumption is between 200 mg 300 mg of caffeine per day, which corresponds to about two or three cups of coffee. They also say that caffeine containing ingredients such as niacin, magnesium and potassium, which plays an important role in human health: Potassium is essential for nerve function, magnesium is important for our bones and teeth, and niacin AIDS in sugar metabolism and has a central role in the functioning of the intestine. If consumed in moderation, caffeine acts as an antioxidant it absorbs free radicals. Unfortunately, the stimulating effects of caffeine encourage us to continue to increase consumption in order to remove the brain fog and fatigue.
Exactly how caffeine affects us depends on many factors, including the amount ingested, our individual characteristics (sex, weight and height, age), and if we are smokers or nonsmokers. Studies show that some people are more sensitive to its effects than others. But when consumed often our body develops a tolerance to caffeine, which poses a significant risk to health. At doses of 600 mg, or 6 cups of coffee, caffeine can lead to:
- Muscle rigidity - caffeine increases the loss of calcium and magnesium, which has a negative effect on muscle tissue, which hampers their relaxation mechanism.
- Withdrawal symptoms can occur, even moderate amounts of caffeine to cancel 18-48 hours. Some people may feel severe fatigue, depression and poor concentration.
Changing your diet. Drink orange juice or eat fresh fruit, in order to feed your body with Vitamin C. Coffee is a habit. Replace it with a glass of fresh orange juice. Wheat or oats are breakfast-based (with a low glycemic index). It keeps the brain fed all morning. Avoid sugary breakfasts, such as bagels or sugary muffins or cakes. These lead to rapid formation of the recession, and our level of blood sugar. It 'a snack. Keep your Apple or banana or a handful of cashew nuts ready by mid-afternoon snack instead of coffee. Finally, drink more water to carry around a bottle of water and take regular sips.
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