Much to the chagrin of germaphobes everywhere, our bodies are literally crawling with billions of bacteria both inside and out. Our digestive systems alone tend to contain roughly four pounds of bacteria and other microbes—and microscopic life also abounds on our skin, in our mouths, and on the surface of our eyes.
One of our main focuses in the Cosmos ID blog has been how microbiomes influence the health of their host. A few noteworthy examples of this include:
● Sleep and the circadian rhythm. Just like people and animals, bacteria have a circadian rhythm of their own, and the quality of human sleep seems to depend, in part, on proper synchronization between our brains and the bacteria in our body.