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  1. What Is Normal Heart Rate Variability (HRV)? - Health

    Nov 5, 2025 · Average HRV among healthy adults is typically 19-75 milliseconds, but it varies from person to person. A higher HRV usually indicates better heart health and cardiovascular …

  2. Heart Rate Variability (HRV): What It Is and How You Can Track It

    How does heart rate variability work? Your heart beats at a specific rate at all times. That rate changes depending on what you're doing at the time. Slower heart rates happen when you're …

  3. Heart rate variability - Wikipedia

    Heart rate variability (HRV) is the physiological phenomenon of variation in the time interval between heartbeats. It is measured by the variation in the beat-to-beat interval.

  4. Heart Rate Variability (HRV): Meaning and Calculation

    Oct 18, 2025 · Heart rate variability (HRV) is the fluctuation in the time between heartbeats and is influenced by your stress and activity levels. Higher HRV usually means your body can adjust …

  5. What Is a Good HRV by Age and How to Improve It? - CardioMood

    Jun 17, 2023 · Heart rate variability (HRV) is a measurement of the variation in time between successive heartbeats. It is a useful tool in assessing the functioning of the autonomic nervous …

  6. What Is Heart Rate Variability (HRV)? Normal, High, and Low

    Oct 21, 2025 · What is the difference between heart rate and HRV? Your heart rate shows you how many times your heart beats in a minute, measured as beats per minute (bpm), whereas …

  7. Heart Rate Variability: What It Is, How to Track It and What It …

    Aug 28, 2025 · HRV refers to the time variation between consecutive heartbeats. Everyone’s resting heart rate is different. The average resting heart rate for adults ranges between 60 and …

  8. Heart rate variability: Clinical importance and measuring

    Jan 29, 2025 · Heart rate variability (HRV) is the variation in the time between two consecutive heartbeats over a specific period. Doctors may use HRV as an indicator for certain aspects of …

  9. What Is the Average HRV? Check This Heart Rate Variability Chart

    Dec 19, 2025 · Heart rate variability (HRV) measures the variation in time, in milliseconds, between your heartbeats. It reflects the balance between your body’s “rest-and-digest” and …

  10. What's A Healthy HRV? Here's How To Raise Yours By Up To 50%

    Oct 26, 2023 · Summary Heart rate variability is a measurement of how much variation there is between the timing of your heartbeats. Having a higher HRV is a sign you are fit, well rested, …