They’ve been lining the sides of playing fields of all types for a VERY long time. Doctors are a crucial element of team sport fabric and help to soothe a variety of problems players encounter no matter what the sport. They spring into action when the need arises and fix /step-forward solutions to ills of all kinds but one question remains: What Do Doctors Have in Their Sideline Bags? Learn what Dr. Mark Halstead, and 3 other fellow physicians keep stored inside their sideline bags via the most-recent episode of his podcast, The Pediatric Sports Medicine Podcast! | Listen to the Podcast Now!