January 20, 2015 12:00 am Sitting Too Often Could Be More Harmful Than You Think A new study suggests sitting too long can be even more harmful than previously thought. Dr. Bruce Hensel reports for the NBC4 News at 5 on Jan. 19, 2015. US & World Videos 3:12 Groundbreaking new device targets liver tumors 5:38 SoCal family wins $11M settlement against mental health facility 2:17 Kaiser Permanente reaches tentative agreement with union 1:21 Why some are getting Botox shots on arms 4:20 What Is Cardiac Arrest and How Common Is It Among Young People?