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 ...

Your heart rate can tell you a lot about your fitness and cardiovascular health. Your heart beats consistently, day in and day out, but you may not generally pay close attention to it. You might take ...

This article was made possible by the support of Yakult and produced independently by Scientific American’s board of editors. Earlier this year I got an Oura ring to track the state of my health. Soon ...

Round-the-clock fetal monitoring leads to unnecessary C-sections. But it’s used in nearly every birth because of business and legal concerns, The Times found. Round-the-clock fetal monitoring leads to ...

“Scientists cannot do science if they don't have laboratories in which to do it. That sort of in a nutshell, is what this case is about,” David C. Kravitz of the Massachusetts Attorney General’s ...

Having trouble falling asleep? Hang on before reaching for the melatonin. A new study says chronic use of the sleep aid may lead to heart failure — but experts say you shouldn’t panic just yet. While ...

You can trust Cyclingnews Our experts spend countless hours testing cycling tech and will always share honest, unbiased advice to help you choose. Find out more about how we test. Not everyone needs a ...

As more Americans turn to weight loss drugs, the U.S. adult obesity rate is declining, according to new survey data from Gallup. The data published Tuesday showed the obesity rate among participants ...

The Court of Appeals unanimously refused to stay a trial court ruling against Trump, signaling the judges believe his use of the Guard is illegal. Members of the Texas National Guard assemble in ...

We’re all searching for the best bang for our buck, but finding it in a gaming monitor can be a challenge. There are more options than ever, and multiple options for any set of specs you could name.

Engineers are in the early stages of harnessing Wi-Fi as a way to monitor heart rates, but don't expect to use your home router anytime soon. When you purchase through links on our site, we may earn ...