2,746 followers
4週間のトレーニングにより、若年野球選手の球速が増大（25.1m/s→26.1m/s）。 http://t.co/XIpV789kzV
Effects of a 4-Week Youth Baseball Conditioning Program on Throwing Velocity
Overview of attention for article published in Journal of Strength & Conditioning Research, December 2010