Think you're cold? Trying leading a team of sled dogs in 60 below weather for days on end. Here are mushers' tips for staying warm.
The cold is insidious and dangerous. Learn a bit about how to survive in winter's worst.
Exercising outdoors can be safe, even exhilarating -- just dress right.
Knowing as much as possible about the risks of exposure in cold elements, and being prepared for them, can help keep harm at bay.
The human body is much better at adapting to heat than to cold. But eventually, the body does make some adjustments.