The Mayo Clinic in Rochester, Minnesota says, symptoms usually begin like a cold, with a runny nose, fever, and cough, but ...

Declining pediatric vaccination rates lead to reemergence of preventable illnesses for all ages, experts warn.

Outbreaks among the unvaccinated are a predictable consequence of falling immunization rates. But even vaccinated adults may ...

The recent surge in cases of pertussis, or whooping cough — five times the number of infections last year as the year before ...

Whooping cough is annoying, but tolerable, for most adults. But for infants, the disease can be serious, even deadly.