Genetics

Our genes shape our gut bacteria, new research shows

Our gut microbiome—the ever-changing "rainforest" of bacteria living in our intestines—is primarily affected by our lifestyle, including what we eat or the medications we take, most studies show.

Medical research

Antimicrobial soap additive worsens fatty liver disease in mice

University of California San Diego School of Medicine researchers found evidence that triclosan—an antimicrobial found in many soaps and other household items—worsens fatty liver disease in mice fed a high-fat diet.

Medical research

Your microbiome shapes your life, but where did it come from?

The gut microbiome is an ecosystem of hundreds to thousands of microbial species living within the human body. These populations affect our health, fertility, and even our longevity. But how do they get there in the first ...

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