Articles on Flu vaccine

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The impact of the flu on a population can be measured by looking at figures including cases, hospitalisations and deaths. From shutterstock.com

It’s a bad year for flu, but it’s too early to call it the worst ever – 5 charts on the 2019 season so far

Headlines about this year's flu season have been alarming. It's true, we are having a serious season – but the data doesn't indicate it's the worst one we've ever had.
You might feel terrible. But your runny nose, sore throat and aches are signs your body is fighting the flu virus. And that’s a good thing. from www.shutterstock.com

Sick with the flu? Here’s why you feel so bad

How can a tiny flu virus make you feel so bad, all over? Here's what's behind your high temperature, muscle aches and other flu symptoms.
They’re not perfect, but flu shots are still good to get. AP Photo/David Goldman

This year the flu came in two waves – here’s why

The 2018-2019 flu season was less deadly than the last. But the pattern of infection was unusual, thanks to the various strains circulating and the way flu shots work over time.
What goes up must come down, and that includes the protection the flu vaccine offers against influenza. Irina Bg/Shutterstock

When’s the best time to get your flu shot?

Protection wanes after four or five months, so for most people, it makes sense to get a flu shot in mid to late May or early June so you're protected when the flu season peaks in August or September.
Californians in June 2015 protest a bill that did away with personal belief exemptions for vaccinating children before they enter school. Rich Pedroncelli/AP Photo

Countering misinformation about flu vaccine is harder than it seems

Vaccination rates for children in some parts of California are down, despite a law that narrowed exemptions. Here's a look at why people refuse to listen to evidence when it comes to the flu vaccine.
An Atlanta hospital set up a mobile ER to deal with the large number of flu cases. AP Photo/David Goldman

Why did the flu kill 80,000 Americans last year?

Part of the problem was a mismatch between the influenza strains circulating and the vaccine available. Here's how annual flu shots are formulated.

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