May 12, 2011 5:58 pm New Study Links Tylenol to Certain Blood Cancers Dr. John Cacciamani of Temple University Hospital explains the implications of the possible link between Tylenol and some types of blood cancer. US & World Videos 3:04 PurpleStride event in Philly raises money for those battling pancreatic cancer 3:27 ‘Take a Breather' and run to help battle against cystic fibrosis 1:49 How much time do you spend on your phone each week? Keith Jones, Erin Coleman talk screen time 2:52 Join the fight for ovarian cancer treatment and research at the Sandy Sprint 3:13 Movement, memory and Parkinson's awareness