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Why does my heart beat faster when I drink alcohol?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
Drinking alcohol can cause the heart rate to speed up. In this video, Dr. Oz explains what may be causing a racing heartbeat after drinking.

Westby G. Fisher, MD
Cardiology (Cardiovascular Disease)
Alcohol is a diuretic. As such, it causes people to lose intravascular volume. In response to this drop in volume, the heart increases its flow by first increasing the force of contraction with each heartbeat, then later by increasing the heart rate to make sure blood pressure is maintained.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.