Caffeine - the Restless Drug.

Caffeine is an alkaloid (nitrogenous organic molecule) methylxanthine that can be found naturally or artificially in a wide range of food products, such as, coffee, tea, chocolate, cola beverages, Yerba maté, guaraná, etc. It is usually recognised for its distinct bitter taste and for its properties as a stimulant of the central nervous system, heart, and respiration. In Australia, about 240mg of caffeine is consumed per person each day …

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