It’s well-known science that our hearts beat faster when we exercise and slower when we sleep – and now, smart watches and heart rate monitors can measure our heart rates effortlessly and accurately, ...

The heart beats around 100,000 times a day, yet most people rarely think about how fast, or how efficiently it’s working, ...

Whoever we are, whatever we’re doing, we have a measurable heart rate. It’s a pretty clear sign of being alive. But what should your heart rate be when exercising? When we exercise, our heart rate ...

One of the most exciting new features in the Apple AirPods Pro 3 is heart rate tracking, which uses a new sensor in the headphones. While heart rate tracking in headphones isn’t new, in my testing, ...