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Related questions
Overview
Related questions
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Caffeine use
Caffeine is a stimulant.Recently may have adopted extremely high levels of caffeine which may cause heart palpitations, especially with young people who buy it at the gas stations. This may be dangerous. A regular cup of coffee in am is ok, but not 2 or 3 cups.
How long it usually lasts:
Chronic (lasts years to lifelong)
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