Caffeine & Sports
Physiological & psychological effects of drug on athletic performance, regulation, cellular process involved, effectiveness, endurance, metabolism.
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The drug, caffeine (1,3,7-trimethylxanthine), is consumed worldwide. It is found in tea, coffee, and soft drinks. Caffeine is also a common ingredient in headache medications and appetite suppressants. The drug’s primary physiologic effects involve the central nervous system: Caffeine is a stimulant. In addition, over the past several decades, the compound’s influence on sports-related performance has also been investigated. Various studies indicate that caffeine may improve endurance performance during long-term, low-to-moderate intensity aerobic exercise. It is thought that this effect may result from an increase in metabolic efficiency. Some investigators believe that caffeine enhances the utilization of blood borne free fatty acids. Unfortunately though, such factors as a lack of…