Really? The Claim: The Flu Shot Can Worsen Asthma

Flu vaccination is recommended for people with asthma, yet most people with the disease do not get vaccinated, in part over unfounded worries that the shot itself can worsen asthma and provoke attacks.

Source: http://well.blogs.nytimes.com/2013/03/25/really-the-claim-the-flu-shot-can-worsen-asthma/

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