c1 Refereed Journal Article Abstract in pdf copyright. White in Sherpa if using American College of Sports Medicine as publisher see more info below: Published by: American College of Sports Medicine (ACSM) [Client Organisation] - White Policies in RoMEO Other parties: Lippincott, Williams & Wilkins [Commercial Publisher] - Yellow Policies in RoMEO TPP 29/10/2013. subject to Restrictions below, author can archive pre-print (ie pre-refereeing): Must be removed upon acceptance, subject to Restrictions below, author can archive post-print (ie final draft post-refereeing): 12 months embargo, author cannot archive publisher's version/PDF, Requested Post-Print & Permission 17.12.13-MMM. Received wrong version, author will send permission later, requested again: emailed explaining version, 24.12.13-MMM Grant information added, LL 8/12/20