Click here for instructions on how to use the video player. Use the Turn Comments On or Off buttons for voice-over comments. Note that you can play the clips one frame at a time or in slow motion using the player control buttons. Play the clips with and without comments, and then see the Drill Clips and Stills pages (above) for suggestions on how to deal with the issues mentioned.

April 15, 2011 - added voice comments for posture and arms