2.5 billion. No, it's not how old the Earth is. It's the average amount of times the heart beats in a lifetime, according to the American Heart Association. A quick review on this important organ: The ...

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

Of all the metrics that wearables track, resting heart rate (RHR) is an easy one to gloss over. It’s not as sexy as VO2 max, widely considered one of the best measures of cardio fitness. Nor is it as ...

For athletes and fitness enthusiasts, it is important to understand what a good resting heart rate is. This can give you an idea of how fit you are. For athletes and fitness enthusiasts, it is ...

Whether brought on by stress, physical activity, or an extra cup of joe in the morning, most of us have all felt our heart rate quicken at one time or another. However, a lower resting heart rate ...

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We may earn a commission if you make a purchase through one of our links. McClatchy newsrooms were not involved in the creation of this content. As you grow older, your health issues can increase, and ...

A typical resting pulse rate for adults is between 60 and 100 beats per minute (bpm). Depending on your activity, your rate can be higher or lower. But, a heart rate of over 100 bmp that occurs with ...

Clear signs your heart is healthy: key body signals, vital tests, and essential metrics to know—a detailed guide to understanding your heart health. Your heart works around the clock, powering every ...

From Apple Watches to Fitbits to treadmills, there are more ways than ever for people to keep up with their vitals. So why does so much fitness tech check your pulse? Because your resting heart rate ...