脈と脈の間隔が短くなったり長くなったりすることを心拍変動といい、緊張状態など心拍数が多い状態だと心拍変動は少なく、逆にリラックスしている状態だと多くなります。心拍変動が多い状態だと運動のパフォーマンスが上がるほか、ストレスにも強く ...

What is heart rate variability (HRV)? As popular as the metaphor may be, a healthy heart doesn’t beat as regularly as a metronome. In fact, it changes its rhythm with each beat. Heart rate variability ...

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, ...

The rhythmic beating of your heart tells a more complex story than most realize. While standard health assessments typically focus on heart rate, the subtle variations between individual heartbeats ...

Fitness trackers and smart watches are widely popular wearable devices that measure several types of health metrics, including step count, calories burned, sleep quality, Vo2 max and heart rate. As a ...

Add articles to your saved list and come back to them anytime. From the moment our heart starts beating in utero to the day we die, a group of cells in the organ’s top-right corner controls the ...

The rhythm of a healthy heart may seem steady, but underneath that regular thump lies a rich, ever-changing pattern. These beat-to-beat changes, known as heart rate variability, or HRV, reveal much ...

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, ...