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YouTubeCenters for Disease Control and Prevention (CDC)
How Does Flu Make You Sick?
Flu virus infection triggers inflammation in your body. Severe inflammation can cause lung damage and other serious problems. Everyone 6 months and older needs flu vaccine each year. Join the fight against flu. Learn more at https://www.cdc.gov/fightflu #FightFlu Comments on this video are allowed in accordance with our comment policy: http ...
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