Javascript must be enabled to use this site. Please enable Javascript in your browser and try again. Learn smart ways to save + get daily chances to win gift cards ...

Accuracy is paramount for heart rate monitors. A reliable HRM provides consistent, precise heart rate readings during various activities, from cardio to strength training. Inaccurate readings can ...

Monitoring your heart rate is one of the simplest ways to keep tabs on your health, but to do it properly you typically have ...

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 ...

The X-K-300 system at Cass County Jail detects unusual heart or breathing rates in real time, giving officers early warnings. X-K-300 sensors at Cass County Jail monitor an inmate's heart rate and ...

As a tech expert, I test for two things when trying out a new upgraded release—first, what exactly are the new features, and two, are they good enough to warrant purchasing a new version of the ...

A new paper shows how Apple is exploring deeper cardiac health insights with the help of AI and a simple optical sensor. Here are the details.

Scientists from Turkey have designed a next-generation implantable biosensor using genetically engineered E. coli for ...

Nurse scientist Linda Park, PhD, uses NIH funding to study cardiac rehab and digital tools—like pedometers and apps—to ...

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 ...

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 ...

As a tech expert, I test for two things when trying out a new upgraded release—first, what exactly are the new features, and two, are they good enough to warrant purchasing a new version of the ...