I'm training for a marathon and I'm having a heck of a time getting acclimated to the weather. (I live in Georgia, and it's very hot and humid.) I've tried changing the time of day I run, but with the ...

High dew points can make even the most beautiful-looking days feel like a life-size steam room. Instant sweating and uncomfortable conditions can make outdoor workouts a chore. When the dew point ...