
Those same five heat-loss mechanisms you may remember from TIP #54 (radiation, respiration, conduction, convection, and perspiration) can also work to cool you down in hot weather. STAY COVERED Ever seen a picture of a Touareg tribesman in the Sahara? He's covered from head to foot. Only...
It's hard to pick the right line when your teeth are chattering. Any warm body—including yours—loses heat through five mechanisms: radiation, respiration, conduction, convection, and perspiration. Here's how to combat them. STAY DRY Water conducts heat about 200 times better than dry air; ergo,...