January 11, 2012 7:08 pm Zumba at the Health & Fitness Expo If you made a resolution to lose weight in 2012, zumba at the Health & Fitness Expo is a step in the right direction. Local 2:54 ‘Healthy moms equal healthy babies': Children's National offers maternal health care 2:14 Opioid crisis: National drug take back day on Saturday 2:55 Concussion treatment: Returning to school and limiting screen time may help, study finds 2:39 What to know about ADHD medication and pregnancy 2:08 How to pick the best running shoes for outdoor exercise