PT - JOURNAL ARTICLE AU - MenaspĂ , Paolo TI - Effortless activity tracking with Google Fit AID - 10.1136/bjsports-2015-094925 DP - 2015 Dec 01 TA - British Journal of Sports Medicine PG - 1598--1598 VI - 49 IP - 24 4099 - http://bjsm.bmj.com/content/49/24/1598.short 4100 - http://bjsm.bmj.com/content/49/24/1598.full SO - Br J Sports Med2015 Dec 01; 49