Contents Volume 53 Issue 18 | BJSM September 2019

Journal of the British Association of Sport and Exercise Medicine

Editor-in-ChiefKarim Khan (Canada)EditorsBabette Pluim (Netherlands)Kay Crossley (Australia)Emmanuel Stamatakis (Australia)Editorial OfficeBMJ Publishing Group LtdBMA HouseTavistock SquareLondon WC1H 9JR, UKE: bjsm@bmj.comTwitter: @BJSM_BMJGuidelines for Authors and ReviewersFull instructions are available online at http://bjsm.bmj.com/pages/authors/. Articles must be submitted electronically http://bjsm.bmj.com/pages/authors/. Authors retain copyright but are required to grant BJSM an exclusive licence to publish (http://authors.bmj.com/submitting-your-paper/copyright-and-authors-rights/). ISSN: 0306-3674 (print) ISSN: 1473-0480 (online)Impact factor: 11.645

Disclaimer: BJSM is published by BMJ Publishing Group Ltd (a wholly owned subsidiary of the British Medical Association) and the British Association of Sport and Exercise Medicine. The owners grant editorial freedom to the Editor of BJSM. BJSM follows guidelines on editorial independence produced by the World Association of Medical Editors and the code on good publication practice of the Committee on Publication Ethics.BJSM is intended for medical professionals and is provided without warranty, express or implied. Statements in the journal are the responsibility of their authors and advertisers and not authors’ institutions, the BMJ Publishing Group, the British Association of Sport and Exercise Medicine or the BMA unless otherwise specifi ed or determined by law. Acceptance of advertising does not imply endorsement.To the fullest extent permitted by law, the BMJ Publishing Group shall not be liable for any loss, injury or damage resulting from the use of Heart or any information in it whether based on contract, tort, or otherwise. Readers are advised to verify any information they choose to rely on.Copyright: © 2019 BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine. All rights reserved; no part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise without prior permissionBJSM is published by BMJ Publishing Group Ltd, typeset by Exeter Premedia Services Private Ltd, Chennai, India and printed in the UK on acid-free paper.British Journal of Sports Medicine (ISSN: 0306-3674) is published monthly by BMJ Publishing Group and is distributed in the USA by Air Business Ltd. Periodicals postage paid at Jamaica NY 11431 POSTMASTER: send address changes to British Journal of Sports Medicine, Air Business Ltd, c/o WN Shipping USA, 156-15, 146th Avenue, 2nd Floor, Jamaica, NY 11434, USA.

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Warm up1129 Swiss sports and exercise medicine: educate

and activateB Gojanovic

Editorials1131 Insert catchy title here: engaging readers

and improving health with stylish academic editorialsS J Warden, N van Dyk

1132 Progressing rehabilitation after injury: consider the ‘control-chaos continuum’M Taberner, T Allen, D D Cohen

1137 Short and sporadic bouts in the 2018 US physical activity guidelines: is high-intensity incidental physical activity the new HIIT?E Stamatakis, N A Johnson, L Powell, M Hamer, V Rangul, A Holtermann

1139 MRI for degenerative meniscal lesions: cease and desist! A three-step action planD Meng, K O'Sullivan, B Darlow, P B O'Sullivan, G R Ekås, B B Forster

Consensus statement1141 Precision exercise medicine: understanding

exercise response variabilityR Ross, B H Goodpaster, L G Koch, M A Sarzynski, W M Kohrt, N M Johannsen, J S Skinner, A Castro, B A Irving, R C Noland, L M Sparks, G Spielmann, A G Day, W Pitsch, W G Hopkins, C Bouchard

Systematic reviews1154 Which criteria are used to clear patients

to return to sport after primary ACL reconstruction? A scoping reviewC R Burgi, S Peters, C L Ardern, J R Magill, C D Gomez, J Sylvain, M P Reiman

1162 What’s the rate of knee osteoarthritis 10 years after anterior cruciate ligament injury? An updated systematic reviewM M Lie, M A Risberg, K Storheim, L Engebretsen, B E Øiestad

Original articles1168 Loss of patellofemoral cartilage thickness

over 5 years following ACL injury depends on the initial treatment strategy: results from the KANON trialA G Culvenor, F Eckstein, W Wirth, L S Lohmander, R Frobell

1174 Illnesses during 11 international athletics championships between 2009 and 2017: incidence, characteristics and sex-specific and discipline-specific differencesP Edouard, A Junge, M Sorg, T Timpka, P Branco

1183 How does 6 months of active bike commuting or leisure-time exercise affect insulin sensitivity, cardiorespiratory fitness and intra-abdominal fat? A randomised controlled trial in individuals with overweight and obesityM B Blond, M Rosenkilde, A S Gram, M Tindborg, A N Christensen, J S Quist, B M Stallknecht

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Contents Volume 53 Issue 18 | BJSM September 2019

Infographic1193 Infographic: The need for a global healthy

living medicine strategyR Arena, B P C Smirmaul

Bright spots1195 Bright spots, physical activity investments

that work: Sweatcoin: a steps generated virtual currency for sustained physical activity behaviour changeA Derlyatka, O Fomenko, F Eck, E Khmelev, M T Elliott

Electronic pagee6 Correction: Has the athlete trained enough

to return to play safely? The acute:chronic workload ratio permits clinicians to quantify a player's risk of subsequent injury

on Novem

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