Doc: Kids Are Not Often Aware Of Body Odor It's an uncomfortable conversation, but one that parents eventually need to have with their kids. It's about body odor. We know that as kids get older, their bodies begin to change. And during the summer months, one of the most noticeable changes has to do with their sweat. We talked with Dr. Sheldon Berkowitz, a pediatrician Monday at Minneapolis Children’s Hospitals, about what to do when your child hits puberty and starts to smell bad.