June 21, 2011 2:30 pm Recognizing, Treating and Avoiding Poison Ivy Dr. Cheryl Burgess, of the Center for Dermatology and Dermatological Surgery, offers advice on avoiding poison ivy, poison oak and poison sumac and treating it if you don’t. 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