The vaccine was reformulated in response to a specific gap that opened up during last winter’s flu season.

Vaccine effectiveness was 38% to 41% against influenza outpatient visits, 41% against flu-linked hospitalization for children younger than 18 years. (HealthDay News) — Interim influenza vaccine ...

Here’s when to get your flu shot for maximum protection, plus experts' tips to enhance the effectiveness of your shot. The ...

Moderna's mRNA flu vaccine, mFlusiva, is approved for adults 50 and older, and is 27% more effective than standard shots, according to the biotech company The vaccine uses Nobel Prize-winning mRNA ...

"I got the vaccine last year, but I still caught the flu."This is a phrase I often hear in outpatient clinics as well.It is ...

Flu season in the Northern Hemisphere has started, and the US Centers for Disease Control (CDC) is urging anyone over the age ...

The efficacy of flu shots is not always the same and it’s not always optimal. Some years, they can reduce the risk of illness by as little as 20% to 30%. Messenger RNA technology, or mRNA, is widely ...

An infectious disease expert shares advice on the 2026 flu season, including vaccine timing and warning signs.

NEW YORK ― Doctors are urging Americans aged 6 months and older to get vaccinated against the flu after an unusual early rise in cases on the West Coast that virologists are still working to ...

Here's what to know about common flu symptoms, why the illness can become dangerous and when to get vaccinated.