News & Perspective

Influenza illnesses can trigger asthmatic episodes that don't respond to treatment.

It includes a profile of what such a vaccine would accomplish and the different research areas needed.

One of the changes involves H3N2, a move that will likely not solve egg-adaptation problems, an expert says.

After careful deliberation, experts approved the nasal-spray vaccine 12-2.

The proposed law would direct $200 million a year for 5 years to research.

Protection is 36% overall, 25% against H3N2, 67% against H1N1, and 42% against flu B.

A probe of child flu deaths over 6 seasons found vaccination gaps and a somber reminder that even healthy kids can succumb.

Half of EU nations report that only a third of older adults are vaccinated against flu.

Protection against the H3N2 strain was 17%—and not statistically significant.

The risk of heart attack increases sixfold in the first 7 days after lab-confirmed flu in adults 35 and older.