Some surveys have shown that nearly 30% of people believe getting a flu shot can actually cause influenza. This belief is likely due to common side effects linked to the vaccine, including headache, ...

Nasal vaccines offer an option to those afraid of needles, situations where mass vaccination is required, or for those seeking an at-home option, but there are restrictions on who should receive the ...

NEW YORK (AP) — As the U.S. flu season winds down, health officials say the flu vaccine didn’t work very well, with one of its worst effectiveness rates in more than a decade. A new strain that ...