Sitting for more than 3 hours per day is responsible for 3.8% of all-cause mortality, according to an analysis of behavioral surveys from 54 countries.

Importantly, reducing sitting time to less than 3 hours daily could increase life expectancy by an average of 0.20 years, Leandro Fórnias Machado de Rezende, MSc, from the Department of Preventive Medicine, University of Sao Paulo School of Medicine, São Paulo, Brazil, and colleagues report in an article published online March 23 in the American Journal of Preventive Medicine.

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