parainfluenza

Parainfluenza is a group of viruses known as human parainfluenza viruses (HPIVs). Take note that it includes 4 viruses with distinct symptoms and ailments. These forms can trigger an infection either in the lower or upper respiratory tract. https://www.youtube.com/watch?v=y0ulSK2GGNM The signs of parainfluenza viruses are similar as the common cold. For mild cases, the viruses […]