Pitching Behaviors in Youth Fast-Pitched Softball: High Pitching Volumes With Unequal Pitch Counts Among Pitchers are Common.

Background: Softball is a popular sport among youth female athletes. While youth baseball has well-established, evidence-based pitching guidelines, youth softball pitching guidelines lack both evidence and enforcement. Adherence to pitch count limits in youth softball is infrequent and results in pitchers with exceedingly high pitching volumes.

Evaluation of adolescent sport specialization and injury mechanism by sex: A secondary analysis.

Objectives: The purpose of this study was to compare the association of sport specialization with previous overuse and acute injuries between male and female adolescent athletes.

Design: Cross-sectional study.

Methods: Questionnaires were completed by adolescent athletes from various sports at sport club summer events in the state of Wisconsin.

Short-term clinical importance of osseous injuries diagnosed at MR imaging in patients with anterior cruciate ligament tear.

Purpose: To determine the association between osseous injuries and short-term clinical outcome in patients with anterior cruciate ligament (ACL) tear.

Materials And Methods: The retrospective study was performed with institutional review board approval, and the requirement to obtain informed consent was waived. The study group consisted of 114 patients (57 male and 57 female patients with a mean age of 26.