THE JOURNAL OF SCIENCE AND MEDICINE IN SPORT UNITY Australian community sportextreme heat policiesWe lead off with aneditorial examining GUIDELINES In the fi rst article in this month’s physical and senior Australian National Rugby ABOUT THE AUTHOR activity section O’Leary, Saunders, League competitions. Brown and McGuire and Izard provide further col-leagues report that there has been Gordon S. Waddington is the evidence of greater female resistance an improvement in referee sanctioning Editor-in-Chief of The Journal of to neuromuscular fatigue than that of illegal (and therefore high injury risk) Science and Medicine in Sport. occur-ring in males, on this occasion in tackles in South African community rugby a load carrying task. Shields’ group union. Rennie and co-workers describe provide a systematic review of the a reliable methodology for coding impact of exercise on oxidative stress in match-play components in professional The Journal of Science and Medicine individuals with Down syndrome. Kunstler Australian Football. In the fi nal article in Sport, published by Sports and co-workers, in a systematic review, in this section this month Giles’ team Medicine Australia (SMA), is the suggest that physiotherapists use a small describe the relationship between mental major refereed research publication number of behaviour change techniques toughness and behavioural perseverance. on sports science and medicine in when promoting physical activity. Australia. The Journal provides high The June 2018 issue continues to explore quality, original research papers to In the sport and exercise science section a range of areas of interest to both keep members and subscribers this month, Humphries, Stanton, Scanlan clinicians and researchers in the sport informed of developments in sports and Duncan suggest that the number sciences and exercise medicine fi elds. science and medicine. Produced for of Australians participating in resistance SMA 12 times a year by Elsevier exercise training is low and has Australia, it refl ects SMA’s implications for public health policy commitment to encouraging world- broadly. Woods’ group compare game- class research within the industry, and play characteristics between elite youth its commitment to the continuing education of its members. Journal articles can be found at jsams.org VOLUME 36 • JUNE ISSUE 2018 27