Are all Kettle Bells the Same?... Kettle Bells are the greatest training asset we possess, a blurb from 1917. But why? Kettle Bells are probably where the idea for high power stretch shortening cycle/ply-metrics originated. The sudden violent stretch followed by amortization to shortening. The Kettle Bell snatch is an upper body depth jump… The other calculation in Kettle Bell exercises would be Olympic weight lifting. Olympic lifting is rarely done...