Instead of the usual high temperature, hacking cough and loss of taste and smell we've become familiar with, a new set of symptoms are thought to be associated with the Delta variant. Worryingly, three of the most common symptoms people are now reporting are a runny nose, sore throat and headache, symptoms that could easily be dismissed or overlooked as hayfever or a seasonal cold. With the Delta variant making up now 90 per cent of all UK cases, it's more important than ever that people who may have even very mild symptoms to stay cautious and to get tested.