Nevertheless, daily and less strenuous exercise remains one of the most important facets of getting and staying healthy.
Regular exercise and high levels of physical fitness
are linked to lower risks for
cardiovascular diseases and improved life expectancy. Four decades ago Thomas Bassler, MD, an American physician, reasoned that if some exercise was good more had to be better, and famously hypothesized that marathon running confers immunity against coronary plaque buildup and heart attacks.