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Your target heart rate is the range at which sustained physical activity - running, cycling, swimming laps, or any other aerobic exercise - is considered safe and effective.
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Sudden cardiac death is the leading cause of death in adults in the United States. Knowing CPR
(cardiopulmonary resuscitation) may help you save the life of someone who goes into cardiac
arrest. Learn more about CPR by taking this quiz, based on information from the American Heart Association (AHA).
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How healthy is your heart? Find out more by taking this quiz, based on information from the National Heart, Lung, and Blood Institute (NHLBI) and the American Heart Association (AHA).
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Test your knowledge of first aid by taking this quiz.
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