Check out the book Why We Get Sick: The Hidden Epidemic at the root of most chronic disease(0). TL;DR: Insulin resistance. There’s some great discussion about m

Check out the book Why We Get Sick: The Hidden Epidemic at the root of most chronic disease(0). TL;DR: Insulin resistance. There’s some great discussion about men’s and women’s fertility in there. (0) https://www.goodreads.com/book/show/49207255 https://www.goodreads.com/book/show/49207255