diet mostly I think. There was a good recent article about fiber too. https://www.nytimes.com/2018/01/01/science/food-fiber-microbiome-inflammation.html https:/

diet mostly I think. There was a good recent article about fiber too. https://www.nytimes.com/2018/01/01/science/food-fiber-microbiome-inflammation.html https://www.nytimes.com/2018/01/01/science/food-fiber-microb...