Heart rate variability measures the variation in time between successive heartbeats, providing insights into the balance between the sympathetic and parasympathetic nervous systems, which influence ...

Milliseconds of variability, now detected by fitness watches, can improve well-being Earlier this year I got an Oura ring to track the state of my health. Soon I was obsessing over my sleep and ...

Your heart rate is the number of heartbeats you have in a minute. Your heart rate depends on what you're doing at the time. So, if you're resting or relaxed, your heart beats slower, and if you're ...

Unless you’ve been living under a rock for the last couple of years, there’s a good chance that you will have come across the term heart rate variability (or HRV for short). Popularised by the likes ...

Heart rate variability typically decreases during stressful situations, although the heart rate increases. Managing stress levels can mean a more variable heart rate. Exercise and relaxation ...

Heart rate variability offers a closer look at how your heart behaves from one beat to the next. While heart rate measures the average number of beats per minute, heart rate variability bases a ...

Stress is a normal part of life and your body is designed to react to it. According to the American Psychological Association, your body is well-equipped to handle small increases in stress levels, ...

Menopause causes a drop in estrogen, which can lead to changes in heart rate, such as palpitations or fluctuations in heart rhythm. Menopause marks a significant transition in a person’s life, ...

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 a person’s health, ...

What is heart rate variability? We combed through the latest studies to find out what this metric reveals about your health. When you purchase through links on our site, we may earn an affiliate ...