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Heart palpitations are an uncomfortable awareness of the heart
beating rapidly or irregularly. Palpitations can be caused by stress, fatigue,
or overuse of alcohol or stimulants such as caffeine or nicotine, and they
usually are not a serious problem.
Heart palpitations can feel
If palpitations persist or occur with fainting, near
fainting, or lightheadedness, they may be a sign of a heart problem.
Current as of:
February 20, 2015
William H. Blahd, Jr., MD, FACEP - Emergency Medicine & David Messenger, MD & H. Michael O'Connor, MD - Emergency Medicine
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