If Your Smartwatch Says You Have a High Heart Rate, This Is the First Thing to Check originally appeared on Parade. Smartwatches didn't launch with the first Apple Watch in 2015. The Seiko ...

Consistently high heart rate may signal dehydration or poor recovery. Resting heart rate indicates fitness; healthy ranges are 60–100 bpm, 40–50 for athletes. Consistently high or very low heart rates ...

Understanding your heart rate is crucial for more than just reaching optimal fitness–it can also help to reduce injury and ...

It depends, of course. But on what exactly? Running coach Matt Fitzgerald explains a simple process of finding your ideal heart rate.

Taking easy runs too fast is a common habit among runners, much to the chagrin of coaches everywhere. I know staying in the zone 2 range is critical for aerobic development, and after lowering my ...

Doing easy runs too fast is a common habit among runners, much to the chagrin of coaches everywhere. I know that staying in zone 2 is critical for aerobic development – and after lowering my ‘easy’ ...