Whooping cough is a highly contagious respiratory infection caused by the bacterium Bordetella pertussis. It gets its name from the distinctive "whooping" sound made during severe coughing fits.

Within one to two weeks, the cough becomes more intense — harsh, violent fits that leave you gasping for air. Sometimes, a ...

Pediatricians like me are worried that Robert F. Kennedy Jr.’s vaccine advisers will make it harder for children to get the ...

The deadliest country in the world for young children is South Sudan — the United Nations estimates that about 1 in 10 children born there won’t make it to their fifth birthday.  But just a hundred ...