Francesco Della Villa,  Bruno Massa,  Antonio Bortolami1  Gianni Nanni,  Jesus Olmo, 

Muscle injuries are the most common type of injury in elite male football and constitute to about a third of total time loss.1 Hamstring injuries are on the rise and now account for nearly one in every four injuries.2 Most muscle injuries in football have short lay-off times (within 4 weeks), while 11% are severe (absence >28 days).1 These severe injuries are the most challenging ones to treat and are associated with a high risk of reinjury.1

A comprehensive description of the injury epidemiology and injury mechanisms and situational patterns using video analysis can support the design …