When Runner's World readers were asked to list their essential kit last year, heart-rate monitors came out on top. Unfortunately for the female runner, using a heart-rate monitor is usually an ...

Tracking your heart rate with a heart rate monitor (HRM) during your runs is one of the most powerful ways to optimize your training, whether you're a dedicated marathoner, power triathlete, or just ...

If you would prefer to build your very own DIY heart rate monitor, rather than purchase an expensive smartwatch or fitness tracker. You may be interested in a project published to the Hackster.io ...

You might already count your steps with a walking app or wear a fitness tracker to keep tabs on calories burned during a workout—but, if you don’t have one already, a heart rate monitor is one of the ...