Have your friend try smell training. No experience or plug, but I listened to this NYT podcast that explained the loss of smell and how you might be able to rec

Have your friend try smell training. No experience or plug, but I listened to this NYT podcast that explained the loss of smell and how you might be able to recover it. https://www.nytimes.com/2021/03/23/podcasts/the-daily/coronavirus-smell-food.html https://www.nytimes.com/2021/03/23/podcasts/the-daily/corona...