Dr. J. Mack Slaughter takes to Twitter to answer the internet's burning questions about injuries. What happens if you break a bone and don't set it? How can you tell if you've dislocated your shoulder? Why do shin splints hurt so much? Is it OK to treat a dog bite at home? Is an Achilles tendon tear the worst injury in sports? Dr. Slaughter answers all these questions and much more!br br Director: Justin Wolfsonbr Director of Photography: Barry Bowdenbr Editor: Richard Trammellbr Expert: Dr. J.