What does lower back pain cause in early pregnancy?

Question by jom: What does lower back pain cause in early pregnancy?
I understand the reason for back pain from 4 to 9 months of pregnancy but exactly what causes lower back pain in 4th or 5th week of early pregnancy


Best answer:

Answer by Who Me? due 3/15/2010
I don't know, but I have it too! You're not alone :)

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