TY - JOUR T1 - Limiting our daily sitting/lying to just 23.5 hours: too ambitious? JF - British Journal of Sports Medicine JO - Br J Sports Med SP - 79 LP - 79 DO - 10.1136/bjsm.2009.057349 VL - 43 IS - 2 AU - Karim Khan Y1 - 2009/02/01 UR - http://bjsm.bmj.com/content/43/2/79.abstract N2 - Thank you to BJSM guest editor Steven Blair1 and all our January and February authors (http://bjsm.bmj.com/content/vol43/issue1; http://bjsm.bmj.com/content/vol43/issue2). If we apply Bono's battle cry “There has been a lot of talk, maybe too much talk”…to the subject of physical inactivity, we can now proclaim it's time for action. The January and February BJSM issues bring together global authorities and focus on practical steps. Medical clinicians will be interested in the analysis by Erica Frank and colleagues (see page 124) of the activity levels of medical students and their propensity to prescribe physical activity (or not!).2 Is it time to add a physical activity question to the medical student selection process? Should the Medical College Admission Test ask for a shuttle run/beep test score?Barry Franklin and colleagues3 make a compelling case for … ER -