نتایج جستجو برای: throwing angle
تعداد نتایج: 133619 فیلتر نتایج به سال:
We present a quantitative analysis of throwing ability for major league outfielders and catchers. We use detailed game event data to tabulate success and failure events in outfielder and catcher throwing opportunities. We attribute a run contribution to each success or failure which are tabulated for each player in each season. We use four seasons of data to estimate the overall throwing abilit...
The purpose of this study was to compare the throwing kinematics and kinetics of youth catchers and pitchers. It was hypothesized that catchers and pitchers would exhibit differences throughout the throwing motion. Descriptive statistics were used to investigate kinematics during the four events of throwing: foot contact (FC), maximum shoulder external rotation (MER), ball release (BR) and maxi...
We investigated the relationships between power event scores and power/strength tests using the International Association of Athletics Federations (IAAF) scoring table. We sought to identify tests suitable for evaluating the performance of athletes specialized in power events involving different techniques (jumping, sprinting, and throwing). Seventyfour male university-level track and field ath...
Elbow injuries in the throwing athlete are common. Because of the tremendous medial tensile forces and lateral compressive forces borne by the elbow, there is a wide array of injuries that occur. A detailed history and physical examination are necessary for an accurate diagnosis. Many of the injuries discussed can be treated successfully with conservative measures followed by aggressive physica...
This report reviews the anatomy, overhead throwing biomechanics, injury mechanism and incidence, physical examination and diagnosis, diagnostic imaging and conservative treatment of medial elbow injuries in young throwing athletes. Based on the information a clinical management decision-making algorithm is presented.
Quiet eye training (QET) may be a more effective method for teaching children to catch than traditional training (TT) methods, but it is unclear if the benefits accrued persist in the long term. Thirty children were randomly allocated into a QET or TT group and, while wearing a mobile eye tracker, underwent baseline testing, training and two retention tests over a period of eight weeks, using a...
When the shot is released above a horizontal plane, range from this point depends on release height, speed and angle. Measured distance is the sum of this range and horizontal distance of the release point from the throwing circle edge. Optimal release conditions can be calculated only if the dependence of release velocity on other variables, due to thrower limitations, is known. Experiments on...
CONTEXT Stretching prior to activity or as a rehabilitative intervention may promote increased throwing shoulder range of motion (ROM) in baseball pitchers. OBJECTIVE To evaluate the acute effects of Fauls modified passive stretching routine on throwing shoulder mobility in collegiate baseball players. DESIGN Repeated measures. SETTING Laboratory. PARTICIPANTS Thirty collegiate baseball...
The quiet eye is a perceptual skill associated with expertise and superior performance; however, little is known about the transfer of quiet eye across domains. We attempted to replicate previous skill-based differences in quiet eye and investigated whether transfer of motor and perceptual skills occurs between similar tasks. Throwing accuracy and quiet eye duration for skilled and less-skilled...
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