Pro trail runner shares how gaining weight made her faster

“I have noticed my fitness has flown up,” says Davis

Assess your risk of overtraining to avoid burning out

One part physical and another part psychological, overtraining is a period of prolonged fatigue, decreased performance and a general loss of motivation for running and training

What is resting heart rate, and why you should monitor it

Many runners monitor their heart rate while training. But your heart rate when resting might actually matter even more