I noticed this too. My comment was more around the strong connection between antibiotic use, C. difficile overgrowth and resulting harm to health. But that co

I noticed this too. My comment was more around the strong connection between antibiotic use, C. difficile overgrowth and resulting harm to health. But that comment is a good point that simply the presence of a bacteria doesn’t tell you anything by itself. Reminds me of the people who harbor MRSA in their nose. MRSA can cause a serious infection, but apparently for some people it doesn’t.