Biologist Rob Knight is mapping the human microbiome, the diverse communities of microorganisms that live in and on the human body. The human body contains 10 times more bacteria than cells. These bacteria, especially the ones located in the stomach and intestines, impact nearly every aspect of our health.
Researcher Maria Gloria Dominguez-Bello discusses the Yanomami, an Amazon tribe that hosts the most diverse human biome ever recorded. Her research suggests that antibiotics, highly processed foods, and other factors may have eliminated vital microbes in the developed world. Correspondent Elizabeth Cohen meets a man who donates stool samples to fight disease.
Joe Cobucci suffers from the Crohn’s disease, which inflames the bowels. Symptoms can be embarrassing and include severe diarrhea, abdominal pain and fatigue. Dr. Doug Wolf of Atlanta Gastroenterology Associates believes some patients can be treated by “tweaking” their microbiome.
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You have probably heard the expression "you are what you eat." There is a lot more truth to that than you might think. CNN's Dr. Sanjay Gupta examines our gut and the 100 trillion microbes that live in and on us, making up the microbiome.
Length: 23 minutes
Copyright date: ©2017
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