Most of us want to beat our personal best and sprint faster. Running doesn’t just boost our fitness; it also prompts the release of those feel-good endorphins, and for many of us, it gives us some ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

If you aren’t a professional athlete, it is highly unlikely that you train for speed in your gym, or on the treadmill. On the latter, while there is a number that records how fast you’re ...