COVID-19 Survivors Work to Regain Smell

Here’s how this perfume designer and self-described ‘scentrepreneur’ is helping COVID-19 long-haulers regain their sense of smell.
 

Using dogs to sniff out the coronavirus

A dog's sense of smell is about a million times better than that of humans. Dogs also inhale up to 300 times per minute in short breaths. That means their olfactory cells are constantly supplied with new odor particles.