The Science of a Heavy Punch (Effective Mass)

Added: 2026-05-06

[00:00:00]Let's talk a little bit more about the bracing before impact. This creates something known as effective mass, which is the percentage of your body mass that you can effectively transfer into the target upon stiffening. And this is something that differs a lot when we compare beginner boxers to more elite and worldclass boxers. And when we look at studies comparing untrained or beginner strikers with more trained strikers, sometimes the trained counterparts, they produce two times the effective mass. That's a huge number and you do not want to neglect this in a match. You need to learn how to transfer your entire body weight into the punch and how to stiffen upon the end to increase your effective mass. That is