Being in good shape only gets you so far. There is no cure for being short or having the "wrong" skin color, and there are limited possibilidies to fix an ugly face.
I wish I would have been circumcised as a kid. I got shamed into oblivion by my first girlfriend for cumming prematurely. It took me several years to come to terms with it and start dating again.
So if a guy is past about 22 and hasn’t gotten laid, he’s probably got some issues that make him unfuckable - the most common of those issues is him deeply hating women. And that, ladies and gentlemen, is what you call hamstering. 🤣
From what I’ve seen, decent men attract lots of women. No, they don't. Those decent men, who have no trouble attracting women, are good looking men with good personality.