How to Run Faster was created with Runner’s World Training Plans in mind. They are designed for runners of all levels ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? When I started running more consistently a little over a year ago, I had a lot ...

When I was a teenager, I was—shockingly, I know—deeply nerdy. At a science-fiction convention, I bought a button that read, “186,282 miles/second: Not just a good idea, it’s the law.” It was poking ...