School of Hard Knocks

Experts know quite a bit about concussions among high school and college athletes. But less is known about how sports-related concussions affect younger athletes. The researchers took a look at national data to estimate how often younger kids are getting these head injuries.

More from MomLifeTV

Rhythm For Life Prenatal Workout

Perfect for any stage of pregnancy and all fitness levels, this workout will help you relax and rejuvenate.

New Milk Message

Got kids? Then you've probably "Got milk" in your refrigerator, but how much should they drink?