Your number 1 hurdle with freezes is getting your wrists flexible and strong. Without the flexibility you will be hyper extending your ligaments, tendons and muscle in your wrist and it will hurt. Without enough strength in your wrists your wrists will not be able to absorb and control the freezes making your ligaments take the stress. Practice freezes for small amounts of time until your wrists are acclimated, once they are strong enough you can practice freezes for longer and you will improve faster. Below are stretches, drills and exercises for basic bboy freezes.