Family secrets.

Why is the Yanomami's gut microbiome so different? There is currently a lot of interest in the idea of gut "rewilding", but would the bacteria found in Yanomami guts thrive on a Western diet? Maybe the answer is looking at the metabolic outputs that the microbes are producing, including the short-chain fatty acids that I mentioned earlier, but also considering the many other as-yet unexplored compounds that beneficial gut bacteria make in response to diet. Features THE Yanomami people, based in the Amazon rainforest of southern Venezuela and northern Brazil, are one of the last Indigenous groups in the region that still live by hunter-gathering and small-scale farming. [Extracted from the article]