At the beginning of my preganancies, I noticed that the breasts felt very tender (painful) all over to the touch, and they were swollen at the same time.
Go and see the doctor
yes it is possible but just in case I would talk to a doctor it might be something else
You are suppose to feel like you are throwing up and sometimes you feel dizzy.. Answer . watch the movie "knocked up"
Consult a doctor, or a second one if you are not comfortable with the first.