If your hips feel tighter than usual when the temperature drops, you're not imagining it. That sluggish, stiff stride you feel at the start of a cold run is a real physiological response not  a personal problem or something to just stretch your way through. This is what happens: Joint fluid becomes more viscous  in colder temps, which means your joints don’t move as freely. Blood flow to your muscles decreases , making them feel slower, tighter, and less responsive. Your nerv

If you’re a runner dealing with nagging low back pain, chances are someone’s told you it’s just “tight hamstrings.” Maybe you’ve been...

If you’ve ever tried to buy a gift for a runner, you’ve probably thought, “Do they need shoes? Maybe a fancy GPS watch?” Let me save you...

(Because your body doesn’t care if you’re in a hotel room or on vacation) The holidays are wild. You're sleeping in someone else's guest...

Right now we are in the height of marathon season and sometimes for those runners that don't run a marathon, run fast or walk a little...

It’s a scenario most runners know well: you add miles to your long run, switch from treadmill to pavement, or start pushing paces and...