Last year in Feb when I came back from NYC, I had the same symptoms as your neighbor. The throat reaction freaked me out. Took 35,000 Vit D3 with Quercetin and zinc. All symptoms were gone by the next day.
13 posted on 10/07/2021 4:35:58 PM PDT by 1_Rain_Drop
("There will be a smooth transition to a second Trump administration” - Pompeo)