heart rate

noun

: the rate at which the heart beats
Aerobic exercise increases your heart rate.

Examples of heart rate in a Sentence

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During the four-month study, Ethan wore a smartwatch that tracked his heart rate, movement and sleep. Mayo Clinic News Network, Boston Herald, 25 Jan. 2026 As your heart rate increases, so does your blood flow, which causes the capillaries and arteries in your muscles to expand. Fara Rosenzweig, Outside, 24 Jan. 2026 Small enough to be worn comfortably, the device can record brain signals, heart rate, breathing, muscle tone, and eye movements — all at the same time. Rupendra Brahambhatt, Interesting Engineering, 24 Jan. 2026 Soon after, its heart rate slows from around 200 beats per minute to fewer than ten. Scott Travers, Forbes.com, 24 Jan. 2026 See All Example Sentences for heart rate

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“Heart rate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heart%20rate. Accessed 29 Jan. 2026.

Medical Definition

heart rate

noun
: a measure of cardiac activity usually expressed as number of beats per minute see maximum heart rate
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