A) Yes, lots.
B) 10%.
https://evidence.nihr.ac.uk/themedreview/living-with-covid19 https://www.bmj.com/content/372/bmj.n132.long
Get the population vaccinated so things can go back to normal and people can go back to work and play without fear of long term illness or death.
"Fear is the mind-killer. Fear is the little-death that brings total obliteration." - Bene Gesserit saying