Good question: No straight answer, but it could be anxiety component. Also, it may be your body reaction to the vaccine and also to the preservatives in the vaccine. You may want to find out what components of the vaccine and other ingredients are present to see if it has something to do with that.
Answered 1/22/2013
5.3k views
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
6 doctors weighed in across 3 answers
5 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question