Recent research suggests "that some people with long COVID still had virus fragments lingering in their guts, long after they were no longer testing positive fo

Recent research suggests "that some people with long COVID still had virus fragments lingering in their guts, long after they were no longer testing positive for the virus. Those particles, located through stool samples, might be enough to trigger the release of interferons. That could set off a chain reaction, leading to inflammation that makes it tougher for the digestive system to absorb tryptophan — an essential amino acid found in food that helps the body make serotonin. " [1] 1. https://www.cbc.ca/news/health/new-research-offers-clues-to-what-causes-long-covid-fuelling-hope-for-eventual-treatments-1.7002046 https://www.cbc.ca/news/health/new-research-offers-clues-to-...