The human body relies on millions of microorganisms to keep us alive. This army of independent contractors helps the human body digest and deliver nutrients, combat disease, and even powers our cells. Dave welcomes Entrepreneur and Moon Colonizer Naveen Jain to the podcast, to discuss these amazing little machines, and to warn us about how modern day conveniences such as processed foods and antibacterial soaps threaten to destroy this delicate and life-sustaining ecosystem housed within our body.