Following five healthy lifestyle habits may increase life expectancy by decade or more

Researchers also found that U.S. women and men who maintained the healthiest lifestyles were 82% less likely to die from cardiovascular disease and 65% less likely to die from cancer when compared with those with the least healthy lifestyles over the course of the roughly 30-year study period.

Impact of Healthy Lifestyle Factors on Life Expectancies in the US Population
Yanping Li, An Pan, Dong D. Wang, Xiaoran Liu, Klodian Dhana, Oscar H. Franco, Stephen Kaptoge, Emanuele Di Angelantonio, Meir Stampfer, Walter C. Willett and Frank B. Hu
Circulation. 2018;CIRCULATIONAHA.117.032047, originally published April 30, 2018