A Answers (2)
Mehmet Oz, MD, Cardiology (Cardiovascular Disease), answered
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Westby Fisher, MD, Cardiology (Cardiovascular Disease), answered on behalf of NorthShore University HealthSystemAlcohol 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.