Covid 19 coronavirus: Will fish sauce and charred oranges return the world Covid took from me? 4 Mar, 2021 05:00 AM 10 minutes to read For people who have lost their sense of smell to Covid, scent training with various foods and other aromas can help reawaken their olfactory abilities. Photo / Ryan Jenq, The New York Times For people who have lost their sense of smell to Covid, scent training with various foods and other aromas can help reawaken their olfactory abilities. Photo / Ryan Jenq, The New York Times New York Times By: Tejal Rao Regaining my sense of smell is tedious and slow, but I'm using the only therapy proven to work.