Caffeine is the most widely used drug in the world. It is a potent stimulant and may be consumed in a multitude of forms. These include: coffee, tea, cola drinks, chocolates, cold remedies, pain relievers and dozens of other over-the-counter drugs.
Caffeine also is a powerful stimulant to nerve tissues. It affects the higher centers of the brain, producing a wakening effect and a more rapid flow of mental processes. It assists the body in overcoming the sense of fatigue, however, it does not relieve it.
Two cups of coffee will cause an increase in hydrochloric acid (HCL) in the stomach for at least an hour. This is a problem for anyone suffering from an ulcer or over-acidity problem.
Caffeine slows the rate of healing of stomach ulcers.
One cup of coffee will cause a rise in blood pressure.
Caffeine decreases the body's ability the handle stress.
In pregnant women, caffeine will enter the fetal circulation in the same concentrations as the mothers. May be related to birth defects. Withdrawal symptoms tend to discourage people from giving up caffeine.
Continued use of caffeine may lead to insomnia, nervousness, restlessness and even tremors.
Caffeine masks fatigue when the body needs to rest.
Caffeine increases respiration rate, urine output and an increase of fatty acids into the bloodstream.
Caffeine also inhibits fat metabolism. Fat is released from fat cells but does not get metabolized through muscle tissue. The only benefit from caffeine could be for long distance athletes as an ergogenic aid. This is only for a boost in energy during long distance events.
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