You can run all the miles on the road and do as many speed sessions on the track that you want, but the secret to getting that next PR likely comes in the gym. And we don’t mean more treadmill runs.

Add Yahoo as a preferred source to see more of our stories on Google. Should you really slow down your reps in the gym for muscle growth? Does it really matter how long each rep lasts? You might have ...

Building muscle after 40 isn't just about lifting heavier weights. A growing body of research suggests that training for ...

The importance of strength training is well known. But when it comes to how to strength train, the advice can be confusing. Popular workout modalities take vastly different approaches. Low-impact ...

To boost your running performance, you consider strength training, but now you’ve got two major questions: Is that effort really necessary? And should I do high reps at a lower weight or low reps at a ...

My name is Cori Ritchey, and I am an exercise physiology nerd turned fitness journalist, and the fitness editor at Women’s Health. When I’m not writing, editing, and researching fitness, I’m teaching ...

I’ve been hyperaware of overtraining ever since I suffered a pelvic stress fracture a decade ago. The injury came from excessive exercise and a lack of education around nutrition and recovery, but the ...

But that doesn’t mean you can skip out on hard efforts as your races get longer. If you’re aiming for a half or full, aim for ...

If you want to lift your grandkids, get up the stairs, haul groceries, and conquer all of life's adventures with confidence as you age, here's the science-backed secret: lift weights. Yep, those ...