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.

A few of the most important insights are heart rate variability (HRV), which describes the difference in time between the ...

Whether brought on by stress, physical activity, or an extra cup of joe in the morning, most of us have all felt our heart rate quicken at one time or another. However, a lower resting heart rate ...

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Sitting quietly at your desk, watching TV, or lying in bed at night, your heart should be taking it easy – beating steadily and calmly at somewhere between 60 and 80 beats per minute for most healthy ...

If you own a wearable fitness tracker, you’ve likely seen a category referring to your resting heart rate. As the name implies, it measures the number of times your heart beats per minute while you’re ...

That little number on your fitness tracker might be more important than you realize. Your resting heart rate isn’t just some random vital sign. It’s essentially a window into how efficiently your ...

First study to link lower resting heart rate variability with sexual difficulties in women Chances are good that women with a low heart rate variability also suffer from sexual dysfunction. That's the ...

To live is to have a heartbeat, which is why it makes sense for us living things to have a good understanding of our ticker. It’s well-known science that our hearts beat faster when we exercise and ...

Even mild dehydration can negatively affect your brain functioning and attention span, so it could be holding you back at work and getting in the way of your goals. Drinking a glass of water could ...