Attack of the bacteria on the respiratory tract!

Coughing is a common symptom of RTIs, and also, the usual route of spreading the disease via infectious droplets expelled during the cough. Wearing a face mask helps to prevent this. — AFP

A respiratory tract infection (RTI) is defined as any infectious disease involving the upper or lower respiratory tract.

It can be accordingly classified as either an upper respiratory tract infection (URTI) or a lower respiratory tract infection (LRTI).