“We really want to raise awareness that this is a sign of infection and that anyone who develops loss of sense of smell should self-isolate,” Prof. Claire Hopkins, president of the British Rhinological Society, wrote in an email. “It could contribute to slowing transmission and save lives.”
https://www.nytimes.com/2020/03/22/health/coronavi...
People with flu-like symptoms - such as a dry cough and high temperature - have been asked to
self-isolate at home to avoid infecting others.
https://www.bbc.com/news/uk-51506729