Learn the five clues that can tip you off to chronic fatigue and overtraining syndrome.
What’s worse: doing too much or too little? The answer might surprise you.
Get hip to this common problem among runners—and learn how to solve it.
Find out what happened when Fitbit ambassador Sara Hall swapped her solo training sessions for group runs.
Get stronger and bust through plateaus by turning bodyweight moves into resistance-band exercises.
Get a jump on speedwork with this simple, six-week plyometric routine.
These simple strategies can help you turn your little couch potato into an active teen.
Read this before you discount that dinky dumbbell.
Envious of those toned beach bodies in the lifeguard tower? Here’s what you need to know to get as fit as they are.
Three Fitbit users explain what it took to reach a 100,000-step personal best.