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About - Caffeine

By mouth: Keeps you mentally alert.

Oral route: Caffeine tablets are used as an alertness aid to help you keep awake when you experience drowsiness or unusual tiredness or weakness.

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Cigarette smoking causes about 1 in every 5 deaths in the United States each year. It is the main preventable cause of death and illness in the United States.

Healthy Living - Updated: June 11, 2014

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