Who you live with has a major impact on your gut health — Live Feedhttps://www.live-feeds.com/feed/who-you-live-with-has-a-major-impact-on-your-gut-healthContinuously updated, source-cited coverage. Living with others reshapes gut and oral microbes—even with different dietshttps://www.live-feeds.com/feed/who-you-live-with-has-a-major-impact-on-your-gut-healthhttps://www.live-feeds.com/feed/who-you-live-with-has-a-major-impact-on-your-gut-health#u953Tue, 16 Jun 2026 08:22:27 +0000People sharing a household develop overlapping gut and oral microbiomes, regardless of dietary differences. Studies show housemates share up to 26% of oral microbes, while couples converge at 44%. Transmission extends to microbes linked to diabetes. The effect persists even when diets vary widely.What's confirmed:People who live together share approximately 25% of their gut and oral microbiota, according to multiple studies.Housemates share 26% of their oral microbes, regardless of dietary differences.Couples share 44% of their oral microbiota, indicating closer microbial overlap than housemat