Prolonged Sitting Linked to Breast Cancer, Colon Cancer


November 3, 2011

USA Today

More than 90,000 new cancer cases a year in the United States may be due to physical inactivity and prolonged periods of sitting, a new analysis shows. The analysis, being presented today at the annual conference of the American Institute for Cancer Research (AICR) in Washington, D.C., cites about 49,000 cases of breast cancer and 43,000 of colon cancer. "This gives us some idea of the cancers we could prevent by getting people to be more active," says epidemiologist Christine Friedenreich of Alberta Health Services in Calgary, Canada. Calculations are based on U.S. physical activity data and cancer incidence statistics. "This is a conservative estimate," she says. "The more physical activity you do, the lower your risk of these cancers." Read More