Originally Posted by
Racer Ex
I was really skinny 137-140 pounds in my 20's, and 129 pounds when I joined the Army at 19. I couldn't put on a pound or any muscle. I look a lot bigger now because of genetics kicking in in my 30's (hello big German branch of the family) and having spent a bunch of years pulling 600 pounds of speargun bands. So that may not be a great litmus.
Yeah it's not a litmus test, just an observation. It's totally a thing though!