Barbara Powell is training for a 100-mile trail race in Leadville, Colorado, in August, and while training, she accomplished ...

Our top picks for the best heart rate monitors include chest straps, smartwatches, and budget options. Find accurate models from Garmin, Polar, Fitbit, and more.

Our WH editors love under-desk treadmills to get our steps indoors, and now a bunch are up to 40% off for Amazon Prime Day.