Controversial doctor known for his promotion of alternative medicine, especially on his website. He's supported both anti-vaccine and AIDS denial viewpoints. He's also a best-selling author.
He graduated from the University of Illinois in 1976 and Midwestern University in 1982. He formerly served as Chairman of Family Medicine at St. Alexius Medical Center.
The FDA sent him warnings in 2005, 2006, and 2011 regarding claims he made about his products.
He grew up in Chicago, IL.
He's appeared on the Dr. Oz Show, with Dr. Mehmet Oz.