When the weather outside is scorching and you’re feeling weak and fatigued, what you need might not be more water, but more salt. “The biggest problem that we see with athletes all the time is people ...

Twenty-six kilometres into this year’s London Marathon, I had to stop to be sick on the sidelines. I’ll spare the unpleasant details, but let’s just say it resulted in a very long (and tearful) ...

The conventional wisdom about hydration seems straightforward: drink eight glasses of water daily and perhaps consume a sports drink during intense exercise. Yet emerging research shows this ...