Effects Of Caffeine On The Body Metabolism

2013 Words9 Pages
Caffeine is one of the most prevalent drugs consumed around the world, and is frequently used by athletes in efforts to enhance their performance. It is defined by the Medical Dictionary as “A bitter white alkaloid, C8H10N4O2 that stimulates the central nervous system and body metabolism” (2010). Some believe that increasing their caffeine intake will then improve their energy and endurance levels during long-term sporting events such as running, biking, or swimming. Caffeine is found in an assortment of foods and drinks including but not limited to coffee, tea, cokes and cola products, chocolate and energy drinks. Caffeine can also be found in some over-the-counter medications.
In a recent research study produced by the Kinesiology Department of Delaware University, the following findings were presented: that caffeine is a vasoconstrictor and stimulant; caffeine can increase blood pressure by contracting the heart and blood vessels in non-habitual users; caffeine changes the electro-physiological activity of the heart, increasing conductivity, even in limited doses (University of Delaware). In regards to the gastrointestinal side effects, the UD study wrote that caffeine stimulates gastric secretion, stating that some individuals are sensitive to caffeine and suffer ill effects such as acid indigestion, heartburn, abdominal pain, gas or constipation to varying degrees. In addition, caffeine inhibits vasopressin, and it acts as a powerful diuretic. Liver metabolism is

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