A new study has found that postmenopausal women with the highest amounts of sedentary time- defined as sitting and resting excluding sleeping– die earlier than their most active peers. The study of 93000 postmenopausal American women led by Cornell University nutritional scientist Rebecca Seguin found that the association remained even when controlling for physical mobility and function chronic disease status demographic factors and overall fitness– meaning that even habitual exercisers are at risk if they have high amounts of idle time. Seguin and co-authors found that women with more than 11 hours of daily sedentary time faced a 12 percent
