Why Dry Air and Altitude Drain Your Sodium Faster Than You Think

Colorado runners lose sodium two ways at once, and most training plans only account for one of them. Thin air pushes breathing rate and sweat rate up before the body has adjusted, and the state's low humidity evaporates sweat almost as fast as it forms, so a soaked shirt can hide how much salt actually left the body.

Creatine and Bloating: Six Options to Consider

Creatine has moved well beyond the weight room. Plenty of runners now take it alongside a training plan built on steady weekly mileage and long runs, drawn by research on strength, recovery and repeated hard efforts.