Kristi Lew

Have you ever crashed your bike and torn up your knee? Or have you been hit in the face by a ball and gotten a big shiny bruise around your eye? Have any of your scabs ever oozed with gross-looking pus? Blood, bruises, and scabs are all part of your body's healing process. But sometimes you need a little extra help - from stitches, staples, or maybe even maggots and leeches! Hey, people do crazy things. Learn how your body repairs itself and what...