Players will jump from side to side, jumping as high as the can while also tucking their knees up.
Once the player lands, they will want to jump again as quick as possible.
The player will continue this exercise for 45 seconds.
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Save yourself a scare this Halloween and ensure your session runs smoothly. No chaos, no fright, just structure.
As the Lions tour approaches with their first tour game this Friday against Argentina, we look ahead at what the fans can expect to see from both sides as the tour in Australia approaches...