Full list of Covid-19 symptoms as two variants on the riseThe World Health Organisation has designated the XFG as a 'variant under monitoring'View Image The NHS has outlined Covid-19 symptoms on its website (Image: Adam Gerrard / Daily Mirror)The UK Health Security Agency (UKHSA) has urged people with symptoms of a respiratory infection, such as Covid-19, to "avoid contact" with vulnerable people and stay home if possible. Current data does not indicate that these variants lead to more severe illness than other variants in circulation. The NHS has outlined Covid-19 symptoms on its website. The symptoms are very similar to symptoms of other illnesses, such as colds and flu. She told viewers and the presenters that people can display any other the other usual covid symptoms alongside it.