What to Do When You Get Chills While Working Out
by Stephen Johnson from Lifehacker on (#6D8YQ)
Have you ever been in the middle of a run and gotten hit with a sudden wave of chills, goosebumps, or shivers, even though it's hot as hades outside? Feeling cold and shivery when you're working out isn't uncommon, especially when it's hot and humid, and isn't harmful in itself-but it is an early warning of heat...