RT Journal Article SR Electronic T1 Improve your health and fitness in ‘Just 6 weeks’ JF British Journal of Sports Medicine JO Br J Sports Med FD BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine SP 1226 OP 1226 DO 10.1136/bjsports-2016-096240 VO 50 IS 19 A1 Lucía Sagarra Romero A1 Antonio Monroy Antón YR 2016 UL http://bjsm.bmj.com/content/50/19/1226.abstract AB