Between 2004 and 2009, what serious preventable disease nearly tripled in incidents in the U.S.?
A) Pertussis
B) Mumps
C) Polio
D) Rubella

Question

Quizplus · Accepted Answer

Pertussis, also known as whooping cough, saw a significant increase in cases in the U.S. between 2004 and 2009, nearly tripling in incidence. This resurgence has been attributed to factors such as waning immunity from vaccines and changes in the vaccine formula to reduce side effects.

Between 2004 and 2009, What Serious Preventable Disease Nearly Tripled