Science November 17, 2017 11:53 am Owning a Dog May Help You Live Longer: Swedish Scientists According to a new study in Sweden, owning a dog could help you live longer. Scientists followed more than 3 million adults for 12 years. 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