Hmm... is the sperm count stat normalized to the obesity problem? I keep hearing things about America’s declining health, some of which seem to be “mysterious”

Hmm... is the sperm count stat normalized to the obesity problem? I keep hearing things about America’s declining health, some of which seem to be “mysterious” and concerning. But then I’m always reminded that a lot of it is just people being fat. People being fat sounds like a highly probable culprit for why sperm counts are dropping on average.