Although we tend to think of it as a summertime concern, dehydration doesn't disfavor the cooler months. In fact, the likelihood of dehydration is accelerated when you train in cold weather—and at higher altitudes. In these conditions, the air you breathe is drier, and your lungs have to work harder to humidify that air and warm it up. The harder your body works, the more you need to drink. Use these tips to stay hydrated this winter.

Proper hydration is vital to your health. Go to https://www.active.com/nutrition/articles/8-tips-for-hydrating-in-cold-weather for 8 tips to stay hydrated this fall and winter.