Coronavirus symptoms: Anosmia added to list – what is it? Why it took so long to be added

CORONAVIRUS symptoms have provided much confusion to the public due to how varied they are, but also because the official list of symptoms has not changed much despite mounting evidence proving there is more to COVID-19 signs than just a cough and high fever. Anosmia has been added to the list but what exactly is it and why did it take so long to be added?