So let's check it out. Check out this guy's forehead, where sweat will emerge from his pores. Wait for it. Patience-- yes, fresh beads of sweat-- refreshing. Oh, and here comes a bunch more.

When your body overheats, it stimulates sweat glands deep within your skin. They produce beads of sweat, which work their way out of your body and onto your skin's surface. And it's here that ...