https://www.youtube.com/watch?v=Z74liLt_S_k>all those people in the intro snapping their shitWhy does that happen?They have good form, they lift very really light weight, the snap occurs mid-lift
>>77007985sitting at a desk or slumped on a sofa the rest of the day.
>>77007985They all had bad form and / or too much weight ergo why they had bad form.