Caffeine is a psychoactive stimulant that decreases drowsiness. Withdrawal symptoms happen as the brain adjusts to functioning without caffeine.
Caffeine is a psychoactive stimulant that decreases drowsiness. Withdrawal symptoms happen as the brain adjusts to functioning without caffeine.
Although caffeine is generally safe in low-to-moderate amounts, high levels of consumption may lead to unpleasant and even dangerous side effects.
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