Today's flu vaccines can absolutely prevent or lessen an influenza infection, but they have to be taken yearly and don't always work. Learn why -- and what researchers are doing about it -- in this episode of BrainStuff.

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<p>Today's flu vaccines can absolutely prevent or lessen an influenza infection, but they have to be taken yearly and don't always work. Learn why -- and what researchers are doing about it -- in this episode of BrainStuff.</p><p> </p> Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a>

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

BrainStuff

Why Is a Universal Flu Vaccine So Difficult to Develop?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/773c770c-a50b-48e5-a0fd-ae320035fffd/transcript