Add Yahoo as a preferred source to see more of our stories on Google. You woke up with the feeling like something was stuck in your eye. And a peek in the mirror reveals that it's an annoying stye.

A pimple on your eyelid usually isn't acne — it's probably a stye, chalazion, or xanthelasma. A stye is a round, red bump that can be treated with a warm compress to drain the pus. A chalazion is ...