Normal Pulse Rate Guide: Resting, Sleeping & Exercise Rates

Pulse rates vary significantly during sleep, pregnancy, and exercise. Learn the normal ranges for women, teens, and infants, and identify causes for low heart rates.

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What Is a Normal Heart Rate While Sleeping?

Sleep represents an uninterrupted, unconscious resting time for your body and mind. Adults typically require 7 to 9 hours of sleep daily, according to 2015 recommendations from the National Sleep Foundation. During sleep, your heart rate normally slows due to complex regulatory mechanisms.

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