Background Although performance of the Nordic hamstring exercise (NHE) has been shown
to elicit adaptations that may reduce hamstring strain injury (HSI) risk and occurrence …

Background For the past 30 years, the hamstring (H)-to-quadriceps (Q)(H: Q) torque ratio
has been considered an important index of muscle strength imbalance around the knee …

Some long-term athlete development models have proposed generic sensitive periods or
“windows of opportunity” during childhood and adolescence that are optimal for training …

The incidence and recurrence of hamstrings injuries are very high in sports, posing elevated
performance and financial-related costs. Attempts to identify the risk factors involved in …

Hamstring strain injuries during sprinting or stretching frequently occur at long‐muscle
length. Yet, previous research has mainly focused on studying the effectiveness of eccentric …

Background Knee flexion strength may hold important clinical implications for the
determination of injury risk and readiness to return to sport following injury and orthopedic …

Background Given the severe economic and performance implications of hamstring injuries,
there are different attempts to identify their risk factors for subsequently developing injury …

Background Strength and power represent two crucial physical qualities for the attainment of
a high level of performance considering the frequency and the importance of explosive …

Physical characteristics in professional soccer differ between competition levels and playing
positions, and normative data aid practitioners in profiling their players to optimize …

Nordic hamstring exercise is performed to prevent knee flexor muscle strain injuries and
used to assess their injury risks. However, what exactly Nordic hamstring strength indicates …