Two sisters, 100 and 85, recall past health crises and celebrate their second COVID-19 vaccinations.
The sound of your child's cough could help you determine if it's something simple—or something more.
Benefit is dramatic for newborns who are too young to be vaccinated.
Teens have very little protection just a few years after vaccination.
In past years, mom was the key culprit in infant developing pertussis.
People of all ages can protect their health with timely vaccination.
Research reveals that a booster shot of the whooping cough vaccine given to preteens loses a large measure of effectiveness within a few years.
