A member asked:

In general, does caffeinated coffee increase ones heartbeat? and, about how long does it stay in the body? i have a physical exam this friday.

A doctor has provided 1 answer
Dr. Hamsa Jayaraj answered

Specializes in Internal Medicine

Lasts max 8 hours: Caffeine can elevate the pulse & BP. Avoid before exam. Half life is 4-5 hours

Answered 6/7/2018

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