Close Ask the Doctor: Stay young at heart Research has shown that three out of four Americans have a "heart age" that is estimated to be older than their actual age. So what can be done to improve your heart health? KIII 5:16 PM. CST February 08, 2017 More Stories Man sentenced in death of band director Feb 27, 2017, 11:09 p.m. Students take part in Sister City Program Feb 27, 2017, 11:07 p.m. Infant CPR kits show new parents life saving skills Feb 27, 2017, 11:06 p.m.