Training

Not everyone needs company or accountability to lace up and get out the door. Here’s why it’s perfectly OK—and perhaps even beneficial—to prefer solo runs.

Run farther with less effort by dialing in your heart rate for optimal performance.

Adding some key accessories on top of proper recovery protocols can boost your bounce-back effectiveness.

If you just can’t relax until you know exactly how much distance you covered, we’ve got you.

We asked (human) coaches and runners to talk about the strengths and limitations of using AI to reach your running goals.

Monitoring heart rate variability can help avoid overtraining—and it works best when combined with more traditional tools.

Log a 5K PR of under 30, 25, or 20 minutes by following our 5K PR training plan. Get the pacing guide and training schedule.

Hal Koerner's guide to running your first 50K, including key intensity workouts and a 16-week training plan

A physical therapist explains why monitoring biomechanical numbers might do more harm than good—and what to pay attention to instead.

A running medicine physical therapist gives strategies to relieve sore quads after a run — from stretching to recovery techniques — and ways to build up quad strength.