Up to 40 percent of people with mumps have mild symptoms or none at all, so they may not realize they're sick.
As flu season picks up throughout the country, the elderly are most at risk of complications.
Human safety trials are already under way.
Vaccine for hepatitis B and drugs that cure hepatitis C infection are giving health officials new hope.
Teens have very little protection just a few years after vaccination.
Researcher envisions routine immunizations within a decade.
Researchers find early fall is the best time for immunizations.
Policymakers won’t know until next year if a new immunization waiver rule wins over anti-vaccination parents.
People of all ages can protect their health with timely vaccination.
Next season's flu shot includes last year's missing strain.
Experimental treatment might benefit people who forget to take meds.
Recent poll shows more Americans give vaccines a thumbs up, but younger generations still resist the facts.
