December 18, 2015 8:45 am Are High School Students Getting Enough Sleep? Many districts around the nation are supporting a later starting time for high school to help with the sleep teenagers need to get. US & World Videos 1:11 What is ‘factitious disorder imposed on another,' or FDIA? 0:34 FDA expands eye drop recall to include 27 additional products 1:15 What is dengue fever? 1:20 What to know about Legionnaires' disease 1:26 What you need to know about leprosy