i want to show you something really cool we spend so much of our time holding our smartphone using our thumbs typing whatever you're doing the wrists take a beating there's eight bones in our wrist you have a scaffold luna triquatron posiform trapezium trapezoid capitated a hammock and there's two rows from all that wear and tear that we use on our wrist from gaming to typing to using our smartphone these joints and our wrist can lock up so the second row the bottom rail right above the radius and your ulnar take your thumb these joints usually lock backwards so we can take our thumb and just bring our wrist into an extension as we push our thumb forward sometimes you'll hear some audibles and release and the top row will take our thumb and we flex it and just pushing in like this across the joint we'll hear some release at times and you'll feel a huge difference do both wrists they'll start to tingle they'll feel nice and loose and you will be shocked