http://www.slowtwitch.com/Training/Swimming/Your_Best_Freestyle_Technique_1877.html Интересное видео - разные углы съемки, анализ разных подходов к плаванию free style.
Об авторе: Gary Hall, Sr., is the Slowtwitch.com swim editor. He swam for the U.S. on three Olympic teams, earning three Olympic medals. The Halls (Gary Sr. & Jr.) became the first father/son team to each make three Olympic appearances. Gary Sr. operates The Race Club in the Florida Keys, where swimmers of all ages and abilities go for coaching, camps, video and individual instruction.