What could be wrong if you have diarrhea nausea and a brown discharge for a couple of weeks when you are 10 weeks pregnant?

You most likely are having issues with first trimester pregnancy FUN! I would call your OB just to be on the safe side because you need your mind at rest. Intercourse can cause spotting too, but remember that brown is old blood. I did this with both of my pregnancies, and so far this one is going well. My son is a healthy four year old. Diarrhea could be caused by changes in you body, but again to be on the safe side, call your doc. I