Youth injury prevention exercise program, how well are they followed?

Perera and Hägglund, in the first of the month’s feature articles describe low fidelity in both the quality of exercise undertaken and actual program utilisation in a targeted youth exercise-based injury prevention program. In the second of the feature articles, Spiegler, Mendonca and Wolke, report a lag in the catch up of premature born individuals, with full term children having significantly higher association with better BMI and free fat mass measures in later life. In the third feature article this month McGrath and team outline the determinants of hamstring fascicle length in professional rugby league players.