Interesting stuff… do you think our microbes are really in control?
https://hms.harvard.edu/news/how-gut-microbes-help-mend-damaged-muscles
“In an even more unexpected twist, the researchers found that gut microbes fuel the production of Tregs, which act as immune healers that go on patrol around the body and respond to distress signals from distant sites of injury… play a role in repairing injured muscles and mending damaged livers.”
“So, when during a routine cataloging of various immune cells in different organs they came across gut Tregs intermingled with muscle cells, the researchers were baffled.”