This article pivots and is actually about maintaining a healthy level of Testosterone. >Some scientists have blamed this drop [in Testosterone levels] on obesity, but I think that’s putting the chicken after the egg. Our food supply is a massive concern, but the much bigger concern is the amount of endocrine disruptors in our environment – that is, chemicals which disrupt the balance of hormones in our bodies. The primary source of endocrine disruption is plastics and other petrochemicals. He goes on to write a concise but thorough guide on how to improve your Endocrine health. If you're here then most of it you probably already know, but it's a great overview.