Evan, eighteen year old sports student, is tested.
The scientists in Nice work closely with perfumers in the nearby town of Grasse, famous for its perfume making.
Even before the pandemic, the scientists had used fragrances to diagnose Alzheimer’s disease. Soothing fragrances are also used in the treatment of post-traumatic stress.
For most patients, the problems are temporary and often improve on their own within a few weeks. A small minority, however, complain of persistent disorders long after the other COVID-19 symptoms have disappeared. In rare cases, complete or partial loss of odor persists for up to six months after infection.