Where is the state of play on technologies involved in diagnosing concussion?

Contact and combat sports carry inherent risks by virtue of their physicality. Impacts to the head are common, but not all hits to the head result in concussion. However, the growing evidence of the short- and long-term effects of these impacts is generating increased concern at all levels of sport.  Current consensus is that technologies have a part to play in concussion research but the consensus is that diagnosis of concussion remains a clinical decision [1]. This reflects the complexities of concussion as a neurological injury: the disparity in symptoms, the evolving nature of the symptoms and individual recovery time...