TY - JOUR T1 - Twists, Turns & Entanglement – Complexity and the tricky challenges of sport for the athlete and practitioner JF - British Journal of Sports Medicine JO - Br J Sports Med SP - 1197 LP - 1197 DO - 10.1136/bjsports-2019-101518 VL - 53 IS - 19 AU - Philip Glasgow AU - Stephen Mutch Y1 - 2019/10/01 UR - http://bjsm.bmj.com/content/53/19/1197.abstract N2 - Complex decision making is a central pillar of working in performance sport. Are players available for training or competition? What is the optimal training content and progression for an athlete? What is the best intervention for the athlete to resolve an injury while supporting performance? These and many other questions are part of any normal day working in sports medicine. This ACPSEM issue of BJSM (figure 1) highlights the complex and changing environment in which practitioners work and encourages us to avoid a simple linear approach but rather seek to synthesise a wide range of factors to help us make better judgements.Figure 1 The ACPSEM (@Physiosinsport) Autumn Study Day for 2019 focuses on hip and groin pain in sport. Belfast, November 23rd, 2019.Over recent years, complex systems theory has improved our understanding of the interactions between various factors and sports injury. … ER -