COVID-19 gave new urgency to the science of restoring smell
The sense may often be an afterthought, but its loss affects people deeply
![A man has lowered his face mask to smell a sliced lemon.](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2022/08/082422_ls_smell-recovery_feat.jpg?fit=1030%2C580&ssl=1)
COVID-19 and other viral illnesses can steal a person’s ability to smell. New methods aim to restore the sense.
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