Photo Lesson: How to Hit the Twist Serve

Kinetic Chain Moving Into Shoulder

(C)2006 Jeff Cooper licensed to About.com, Inc.

• At this link in the kinetic chain, the legs have driven upward, the body bow has straightened, and the shoulder has begun to rotate upward.
• Notice the 90-degree angle between the forearm and the racquet. The wrist is still relaxed, letting the racquet continue to hang downward. The wrist must be the last link in the kinetic chain in order to create the racquet head speed this serve requires.

• Introduction and Grip
• Knee Bend
• Elbow Up, Racquet Down, Body Arched
• Kinetic Chain Moving Into Shoulder
• One Frame Before Contact
• Point of Contact
• One Frame After Contact
• Beginning of Follow Through
• Following Through Initially to the Right
• Ball Clears Net Comfortably