| 摘要 |
A device and method are used to train a person to play a sport of the type using a racquet or paddle. The device comprises a brace for constraining a person's arm, wrist and hand to remain in a precise relative orientation during play. The method concerns a technique for using the aforesaid brace and, while so doing, training the muscles of the arm, wrist and hand (1) to properly swing the racquet or paddle to engage the ball while avoiding undue muscle stress, and (2) to consistently throw the ball properly upward during a serve. |
