The next stage really is trying to understand how our gut microbiome interacts with the vagus nerve and how it really stimulates it in the gut. Researchers want to know more about which chemicals or molecules might generate signals to the brain. And they also have a lot to learn about what kinds of signals are passed along.
How we feel emotionally may be influenced by unseen troves of microbial life that live inside us. Is it possible to harness this gut power?
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