This is a resource we have used over the years.

We've read many books and researched dozens of medical sites.  Some were great and some not so much.  To help you get more information this is one we suggest and use in our daily life and business.   It's the US  National Library of Medicine  National Institute of Health,  This is where doctors and scientist go for peer reviewed studies around the world.  There are over 200,000 studies on the root cause of over 200 diseases.   Click below and go to the search bar for peer reviewed studies.