Study Warns on Sedentary Behavior and Cancer Mortality

Even brief periods of light or moderate physical activity were associated with a reduced riskProlonged, uninterrupted sedentary behavior was associated with a significantly increased likelihood of dying of cancer, a study of more than 90,000 people showed. Every additional hour of prolonged sedentary behavior per day was linked with a 10% higher hazard of cancer mortality. Replacing an hour of sedentary behavior daily with light physical activity or with 30 minutes of moderate physical activity was associated with reduced cancer mortality risk -- which was 22% lower with an additional 5 minutes of vigorous physical activity. Similar associations were observed...