Dr. Michael Ruscio makes his debut appearance on the podcast to discuss how small intestinal bacterial overgrowth (SIBO) causes irritable bowel, what autoimmunity has to do with it, and breaking news in the field of Vitamin D research.   Here's what we talked about:    2:55 – From pre-law to pre-med: Dr. Ruscio shares his story of overcoming his own health challenges.   7:41 – The SIBO Cliffs Notes: a quick review of small intestinal bacterial overgrowth.   8:50 – The meaning of “motility” and why it might be the most important factor in a healthy gut.   16:42 – The breath test is the best test. How to check for small intestine bacterial overgrowth. Ask your doc!   21:20 – Hope for healing autoimmunity and what our ancestors can teach us about the body’s innate wisdom.   24:28 – The 3 things you need to be aware of if you want to turn off damage, heal your body, and avoid SIBO relapse.   27:17 – Is science “missing the boat” on the brain’s role in SIBO?   30:45 – SIBObesity: a real-life example of how SIBO could be majorly affecting your weight.   35:42 – How hungry bacteria in your gut may be overgrowing, “energy harvesting” and packing on extra pounds.   39:07 – Low Vitamin D levels? You gotta hear this.   47:25 – Dr. Ruscio prescribes some sun and supplementation to help keep you healthy.   Want the written version? Join The Transcribe Tribe for FREE transcripts at www.undergroundwellnessradio.com!    Hosted by Sean Croxton of Underground Wellness.