> I'd also add that these things compound over the generations. We are more sensitive than our parents. It checks out for me, every generation has worsening aut

> I'd also add that these things compound over the generations. We are more sensitive than our parents. It checks out for me, every generation has worsening autoimmune symptoms. This may just be a function of increasing pollen overstimulating the immune system. In the last 30 years pollen counts have gone up 20+%[1]. Turns out trees like carbon and warmer air. Anecdotally both of my kids have seasonal allergies, neither me nor my wife did when we were kids. https://www.hsph.harvard.edu/news/hsph-in-the-news/pollen-seasons-are-getting-longer-driven-by-climate-change/ https://www.hsph.harvard.edu/news/hsph-in-the-news/pollen-se...