Unaccounted Workload Factor: Game-Day Pitch Counts in High School Baseball Pitchers—An Observational Study

Effect of First Pitch type and Outcome on Hitter Success in High School Baseball

focus on communication in iranian high school language classes: a study of the role of teaching materials in changing the focus onto communication in language classes

چکیده ارتباط در کلاس به عوامل زیادی از جمله معلمان، دانش آموزان، برنامه های درسی و از همه مهم تر، مواد آموزشی وابسته است. در تدریس ارتباطی زبان که تاکید زیادی بر توانش ارتباطی دارد، کتاب درسی به عنوان عامل موثر بر پویایی کلاس محسوب میگردد که درس ها را از طریق فراهم آوردن متن ارتباط کلاسی و هم چنین نوع تمرین زبانی که دانش آموزان در طول فعالیت های کلاسی به آن مشغول اند، کنترل می کند. این حقیقت ک...

relationship between grip, pinch strengths and anthropometric variables, types of pitch throwing among japanese high school baseball pitchers

results grip strength and tip and palmer pinch strength in dominant side were statistically greater than them in nondominant side (p < 0.05). there were significant associations between grip strength and height (r = 0.33, p < 0.001), body mass (r = 0.50, p < 0.001), bmi (r = 0.37, p < 0.001), muscle mass of upper extremity (r = 0.56, p < 0.001), fat free mass (r = 0.57, p < 0.001), fat mass (r ...

Pitch Velocity Is a Predictor of Medial Elbow Distraction Forces in the Uninjured High School–Aged Baseball Pitcher

BACKGROUND Medial elbow injuries are common among baseball pitchers. Easily accessed methods to assess medial elbow stress may be useful in identifying individuals with increased injury risk. HYPOTHESIS Pitch velocity (PV) is positively associated with higher medial elbow adduction moments. STUDY DESIGN Cohort study; Level of evidence, 2. METHODS Participants included 26 uninjured high sc...

Improvements in Shoulder Endurance Following a Baseball-Specific Strengthening Program in High School Baseball Players

BACKGROUND The posterior shoulder muscles play key roles in maintaining shoulder function in throwing. Arm fatigue has been identified as a risk factor for shoulder and elbow pain in youth baseball pitchers. However, endurance of the posterior shoulder muscles in overhead athletes is not routinely examined or conditioned. HYPOTHESIS Upper extremity muscular endurance can be improved in adoles...