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 TRENDING VIDEOS Woman sentenced for posing as nurse Man killed in head-on collision One arrested in Alice drug raid Robstown residents embrace mascot Employee fired after phone found hidden Man killed in fall from grain storage tank Shooting survivors want more than prayers for Las Vegas Blitz Week 5 - Segment 1 Opening statements heard in murder trial Bill's Forecast More Stories Man detained after incident at UK base used by US Air Force Dec 18, 2017, 8:57 a.m. Help our local Salvation Army meet their Kettle Can… Dec 18, 2017, 9:30 a.m. Adopt Debrah on Paws for Pets Dec 18, 2017, 8:45 a.m.