what is pertussis
Pertussis, also known as whooping cough or 100-day cough, is a highly contagious bacterial disease.Initially, symptoms are usually similar to those of the common cold with a runny nose, fever, and mild cough. This is then followed by weeks of severe coughing fits.ertussis, also known as whooping cough or 100-day cough, is a highly contagious bacterial disease.