The feeling after a hot and humid long run You've probably done this before: check the weather app before a run, see "65% humidity," and think, that's not so bad. Then you're a mile in, drenched, and gasping like you're running through soup. What happened? The problem isn't that the forecast was wrong. It's that you were looking at the wrong number. Relative humidity is a percentage that depends on temperature, and it shifts throughout the day even when the actual moisture in

How to perfect what, when, and how much you should drink to optimize your performance. It goes without saying that proper hydration results in a better chance of achieving your goals for training and racing. But how exactly do you hydrate? Are eight glasses a day of water enough for athletes? Do you need sports drinks or is plain water enough? When exactly do you need to drink your fluids? There are a lot of factors to consider in proper hydration from sweat and pee to elect

Following a few simple tips can make your race experience more enjoyable. Preparing for a marathon is not just about the race day. There...