To build strength and muscle, you need to give your body time to rest. Too much work and too little rest will hurt your progress, says world record powerlifter Chris Duffin.Courtesy of Kabuki Strength ...

You don’t build a stronger heart by punishing it. You build it by challenging it wisely. Somewhere between couch life and ...

There’s a thin line between working hard enough and working too hard. Pushing your body to reach new levels of fitness requires commitment, effort and a willingness to put yourself through intense, ...

New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! Subscribe today. Overtraining. It ...

There’s no shortage of theories about overtraining syndrome, a state of pervasive fatigue and poor performance that lasts months or years and sometimes ends athletic careers. In fact, there are too ...

Feeling the strain of marathon training? Here’s how to know whether you’ve hit the gas too hard and need to ease off.

As you get more fit and healthy, you ought to see many pleasant side effects. In addition to the obvious and visible physical changes to the body, a decreasing resting heart rate is a good indicator ...

Everyone knows that exercise in general makes you happier, stronger and more energetic. We hear it ad nauseam, especially this time of year. But what if fitness did the very opposite? In other words, ...

We've all had grim days when we've felt lethargic and fatigued as we slogged through training - days when our body has simply failed to respond as it should. And we all experience aches and pains that ...

How much exercise is too much? When you’re enthusiastically launching a new workout regimen, it might be challenging to figure out how much exercise is too much, says Toril Hinchman, director of ...

ATLANTA — As Simone Manuel zig-zags her way through a cramped deck brimming with swimmers, she's reminded there are still some things she finds annoying about her sport. “I'm not sure a crowded pool ...

Working out too much can prevent you from building strength and muscle, and increase injury risk. Persistent fatigue, moodiness, pain, or limited movement are signs to slow down, says an elite ...