COVID, flu or RSV? How to tell the three common diseases apart
Lots of people suffer from breathing difficulties, coughs, sore throat and fevers – and these could be symptoms of all three of these viruses. So how do you know when to do a COVID test?
A woman blowing her nose into a tissue, possibly after sneeze or while sick(photo credit: INGIMAGE)ByDR. LIORA BERZAG PERU/WALLA!Updated: