The official hallmark symptoms of Covid-19 are, by now, well known - a new and continuous cough, fever, and loss of a sense of taste and smell.
Anyone with those classic three warning signs is urged to self-isolate and get a test immediately. The free NHS test is presently only offered to people who have one of the three official symptoms.
But experts warn there are 12 more lesser-known symptoms of coronavirus we should all be aware of - as they warn you may need to isolate even if you don't have one of the classic trio.
Scientists believe one reason the virus has spread so rapidly around the UK and the rest of the world - killing more than 2million people - because one in three people are estimated to be asymptomatic. Have you got a