can be common in early pregnancy. Brown
blood is usually old blood just
working its way out. Some women start with brown spots before they get their peroid. Some women skip peroids for unknown reasons. Breast tendersnss can be a sign of pregnancy OR pms. The symptoms are the same, so it is really hard to say...
With all this contradicting information, you really need to take a pregnancy test.
Why haven't you taken a test? Scared? we ALL are.