My WebMD Sign In, Sign Up

Ask Your Question

WebMD Answers

120 Characters remaining
120 Characters remaining
  • First, try and keep your question as short as possible.
  • Include specific words that will help us identify questions that may already have your answer.
  • If you don't find your answer, you can post your question to WebMD Experts and Contributors.


Posted: | Report This Report Question |

Answers From Experts & Organizations (1)

7,995 Answers
373,955 Helpful Votes

Whooping cough is caused by bordetella pertussis, a bacteria that can live in the human respiratory tract. Pertussis, or whooping cough, is spread through secretions from sneezes and coughs. Most pertussis infections are passed between family members and household contact.

Whooping cough is highly contagious. If one person has the pertussis bacteria, each unvaccinated household contact has up to 90% chance of catching the infection as well.

This answer should not be considered medical advice...down arrowThis answer should not be considered medical advice and should not take the place of a doctor’s visit. Please see the bottom of the page for more information or visit our Terms and Conditions.up arrow

| Report This Report Answer
Archived: March 20, 2014

Was this helpful?


Thanks for your feedback.

130 of 155 found this helpful
Read the Original Article: Whooping Cough and the DTaP Vaccine