Categories Uncategorized Coronavirus: long-covid; Mast cell activation syndrome common after COVID. Lots of people reporting worsening allergies. Post author By Pete's Library Post date July 6, 2022 No Comments on Coronavirus: long-covid; Mast cell activation syndrome common after COVID. Lots of people reporting worsening allergies. twitter.com/unwantedguest3/status/1544610747803734016 Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading... ← Politician watch: Boris Johnson and Russia → Boris Johnson resigns Leave a comment Cancel reply Δ