Athletes who follow heart rate-based training plans generally do the bulk of their workouts at lower intensities. That means ...

"I am not a natural athlete or exerciser," cardiologist Shaline Rao told Newsweek. "I look at it as part of preventative ...

Pulse oximetry is a noninvasive, painless test that measures the oxygen saturation level of your blood. Here’s how it works ...

Your watch already tracks heart rate, but turning on this view helps you adjust your workouts in real time. Here's how to do it.

While you might think that it is normal for your heart to be racing while exercising, it might not be so. Low heart rate ...

When I was given the chance to see how well my heart and lungs work during a period of 'maximum exertion', I was a little ...

The accuracy of heart rate monitoring on Fitbit Charge devices has been a topic of significant discussion among users and ...

We have tested some of the best exercise bikes to help you boost your stamina and cycling performance in the comfort of your home. Indoor cycling is a great way to boost your stamina and burn ...

This style of stationary exercise increases your heart rate and blood flow, benefitting your cardiovascular health, while the pedaling action engages and strengthens muscles in the legs ...

which led the Fed to reduce its target rate range by 0.5% at its September meeting to 4.75% to 5%. Here is a visual representation of federal funds rate chart history, using data from the Board of ...

In WatchOS 11 you can finally adjust your activity rings and take a rest day if you're sick. In the Activity app, tap on the ...