January 11, 2014 6:56 pm Health & Fitness Expo Kicks Off With Big Day One Thousands crowded the Washington Convention Center today to take advantage of the free health screenings, fitness classes, and meet some celebrity guests. News4’s Angie Goff has more. 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