This is a long video and most people will scroll away to watch a suggested reel about cute animals or a compilation of bike crashes. But that’s ok. Here’s a TL;DW Every dynamic movement a human makes goes through a phase of open, close, and open. BMX, running, throwing a punch, etc. all require our body to do this to create movement. Everyone will do this but with their own slightly unique signature. The sport you compete also really influences the strategies for how you open, close, and open. H