You track your VO2 max and working heart rate, but this underrated biometric may tell you more about your heart and long-term ...

I just hit 20,000 steps!" my husband exclaims as he brags when his fitness tracker exceeds the oft-heard benchmark of 10,000 ...

Key Takeaways Strong heart health means your heart and blood vessels, aka your cardiovascular system, are working efficiently ...

Slower heart rate recovery before PCI independently predicts periprocedural myocardial infarction and may improve cardiac risk assessment.

Choosing your pace based on the physiological transition from easy to hard is more effective than calculations based on ...

Understanding your heart rate can be helpful to calibrate your perceived exertion, especially on easy and steady runs. This ...

Regular exercise may do more than strengthen the heart. It could also reprogram the nerves that control how the heart beats, new research has found. The discovery could eventually help doctors better ...

Please provide your email address to receive an email when new articles are posted on . GLP-1s show benefit in patients with HF, regardless of obesity. GLP-1s raise heart rate, which is linked to ...

A post hoc analysis found that the effect of transcutaneous auricular vagus nerve stimulation (taVNS) on cardiac and inflammatory stress responses was critically dependent on variability in baseline ...

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 ...