As a lifelong health and fitness enthusiast with 15 years of experience, Rachel MacPherson is passionate about cutting through fads and noise. Her aim is to clearly communicate health information with ...

Your heart beats around 100,000 times every day. Heart rate is a key marker of cardiovascular activity and an important vital sign. But your pulse is not as steady as a precision clock – nor would you ...

When you track a strength training workout on a fitness watch, that watch will happily tell you what heart rate zones you were in during the workout. In fact, they'll do that for any workout, whether ...

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To build a healthy heart, in fact, to achieve overall fitness, experts and doctors often recommend working out every day. But what is the right amount of exercise to ensure that your heart stays ...