These days, it may seem like there’s a million different data points that you’re supposed to keep track of—hello, steps, ...

Scientists have a lot to learn about the connection between sleep and stress, but one thing is clear: They're both trending in the wrong direction. As revealed in a recent Gallup poll, the proportion ...

Did you know there’s a number that might let you know how stressed you are, whether you have a cold coming on and how to get into the zone if you’re about to present at a big meeting? You can find ...

Baseline heart rate variability is a critical predictor of response to transcutaneous auricular vagus nerve stimulation, ...

Most fitness trackers offer a wealth of heart-rate data. Here’s how to make sense of it. By Talya Minsberg If you wear a smartwatch or fitness tracker, you likely already have access to a steady ...

A clinical trial testing whether music therapy can make botulinum toxin injections for spasticity more comfortable is ...