AMIDST increasing cases of COVID-19 and the virus mutating with newer variants and sub-variants, there are indications that there is also a constant shift in the common COVID symptoms people may experience when infected.
Experts, in the latest reports from The Zoe COVID Study App, said sputum or phlegm in cough is one of the “top” signs of current COVID cases to watch out for and a different type of cough could also signal that one has been infected with COVID.