 [ Symptoms ] what could cause a very sudden onset of nausea dizziness and feeling off balance no lead in not on any meds thx  it is mostly cleared up about 2 hours later i was driving at onset and when i got out of the car i also had some trouble walking    fine for a few steps and then i would stagger for a couple [ Disease ] yes i think you are ovulating your body is trying to catch up i think did you have intercourse after you lost the baby because you can be pregnant again and think it is a normal flow tell me more about it