Missouri NAACP State Conference Â· January 29 at 4:07pm Â· Civil Rights Attorney, Frankie Muse Freeman, is Honored on House Floor by State Rep. Steven Roberts
The first symptoms of whooping cough are similar to those of a common cold: 1  runny nose. 2  sneezing. 3  mild cough.  low-grade fever.
Symptoms of whooping cough usually develop within 5 to 10 days after exposure. Sometimes it can take as long as three weeks. Patients with whooping cough may experience severe coughing bouts. Catarrhal â After the incubation period of 5 to 10 days, on average, whooping cough symptoms begin to develop. Catarrhal symptoms include inflammation of the mucous membranes in one of the airways. This stage usually lasts for 7 to 10 days.