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The Love Chemicals of Chocolate: Caffeine

Caffeine is in the top three mind altering drugs, with alcohol and nicotine. Like with alcohol, different people have different tolerance levels for caffeine. It is easily absorbed and affects the body almost instantly, producing an effect that lasts up to eight hours. The influence of caffeine is widely felt, from sleep disturbance to raising the heart rate (including breathing, sweating and nervous... read more

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