Sitting for More Than Three Hours a Day Cuts Life Expectancy

There is mounting evidence that sitting can be dangerous for your health.  Even if you are active and prescribe to getting 30 minutes of physical activity each day.

In a report by BMJ Open sitting for longer than 3 hours a day it could reduce your life expectancy by 2 years.

Full story here in the WSJ.

• "Sedentary behavior is something we need to take note of beyond telling people to get 30 minutes of activity a day," said Peter T. Katzmarzyk, one of the lead researchers for the study and a professor of population science at the Pennington Biomedical Research Center in Baton Rouge, La.
• "Several studies show that when you're sitting, your leg muscles are completely inactive," he said. "When you're sitting and completely inactive, this is when you run into trouble managing blood glucose."
• Last year, scientists found that people who worked 10 years in sedentary jobs, or jobs that don't require a lot of energy expenditure, had twice the risk of colon cancer and a 44% increased risk of rectal cancer, compared with people who had never worked sedentary jobs.

SuperStock