What is it like being 6'5 280lb?

Scientifically speaking, how much more Neanderthal DNA does a human who has made it to the NFL level of football have compared to the rest of us?

this is the natty limit but most of /fit/ doenst have the work ethic required to achieve it

this is achiveable natty with good genes and hard work, nfl players are drug tested regularly

American football players are the closest equivalent to the cavemen that fought sabertooth Tigers and killed multiple wooly mammoths. When you imagine cavemen that could do those things, these are the types of humans that did it.