The world’s largest running event returns for its 13th edition. Runners and wheelchair-users across the globe start together, all moving for one shared goal: to find a cure for spinal cord injury.

Just got back from a run and wondering what muscles you’ve been working? As you’ll have experienced first-hand, running works muscles all over your body. Here, we take a look at specifically which ...

Although we’re getting better at completing those strength sessions, new research shows that most of us are still overlooking ...

When you’re a runner, every day running feels like leg day. Your glutes, hamstrings, quads, and calves are already doing the most to get you up and over hills, through intervals, and across finish ...

As Lyndsey sums it up: “It’s one of the most effective bodyweight moves a runner can add. Do them regularly, and you’ll feel ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Both running and swimming are great forms of cardio, engaging your muscles, boosting heart health, ...

You hit the shower after a good run and then notice them — those black-and-blue marks on your legs that you weren’t expecting. They may come from an actual injury, or from exercise-induced bruising.