When I first started running four years ago, I didn’t think about dedicated running clothes. I’d previously been a die-hard hot yoga person, so I ran in clothing meant for low-impact exercise. I ...

New runners tend to lean forward at the waist and pronate more as they tire, both of which could increase injury risk, according to research published in the Journal of Science and Medicine in Sport.

Many runners believe their natural stride could be improved. Here’s what to know before trying to change yours. By Christine Yu Want to get better at tennis? Fine-tune your serve. Swimming? Perfect ...