More validation of what we have suspected all along. "Downstream" is too late. At 70 years of age after a sedentary lifestyle the heart is small and stiff and a done deal for the most part. What we do "Upstream," between 40 and 60 makes all the difference in the world.
Read about Dr. Benjamin Levine's latest study from University of Texas Southwestern Medical Center in Dallas.
https://www.medscape.com/viewarticle/891145?nlid=120031_3922#vp_2