A member asked:

What does a swollen arm after getting a vaccination mean?

8 doctors weighed in across 2 answers

A Local Reaction: This is a local reaction, not an allergic reaction.It may be caused by the trauma of the shot or a reaction to the chemistry of the vaccine, irritating the tissue around the site.

Answered 11/28/2017

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Local Reaction: It means there is local reaction to the vaccine and the swelling will go down with time and there is nothing serious

Answered 3/29/2015

3k views

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