The Study was conducted by the Sloan Center on Aging & Work at Boston College between November 2007 and September 2008 (Time 1: November 2007 to March 2008; Time 2: May 2008 to September 2008). The Center collaborated with 9 U.S. workplaces (12 departments) on this study.
Heart muscle cells can take approximately 20 years to completely renew themselves. Never Cells that cannot repair â Itâs unfortunate for many, but old age can take itâs toll on the eyes and brain.
It is believed that every cell in your body is replaced in roughly 7 years, and on average human the body is 15 years old. With time and pollution, even gravity itself falters the cycle, new cells are not as stable and organs become more open to diseases.