Exactly. Losing your sense of smell is a strange and specific enough thing that, in this study, 80% of the people who volunteered because they noticed a loss of

Exactly. Losing your sense of smell is a strange and specific enough thing that, in this study, 80% of the people who volunteered because they noticed a loss of smell tested positive for COVID. But that doesn't mean 80% of people with COVID lose their sense of smell - other studies report "that the incidence rate of olfactory dysfunction in COVID-19 patients varies from 33.9–68%". https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7265845/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7265845/