According to Salon, researchers found that staff at the Children's Hospital of Philadelphia were better able to stick to their monthly weight-loss goals when they were competing against their co-workers for cash
WENCY LEUNG, The Globe and Mail
Thu, 04/11/2013 - 6:56am
According to Salon, researchers found that staff at the Children's Hospital of Philadelphia were better able to stick to their monthly weight-loss goals when they were competing against their co-workers for cash