10% Human: How Your Body's Microbes Hold the Key to Health and Happiness

Consume filtered water. The use of chlorine to eliminate outbreaks of waterborne pathogens in developing nations is a great thing, but many first-world water supplies tend to be overtreated with chlorine. Shower less. Or use soap more sparingly, perhaps only every other shower. The resulting increase in mating scent molecules called pheromones may

there is evidence that the wrong kind of bacteria in your gut causes insulin resistance and inflammation.14 And we know that inflammation slows mitochondria.

According to an oft-cited statistic, 90 percent of the body’s supply of serotonin is found in the gut, not the brain. This is true, as gut epithelial cells create serotonin, facilitating digestion.