No period. Abdominal pain when going to the bathroom. Dizziness in the car. Nausea from smells or sights. Headaches. Insomnia. Help?

Nausea . And a young female with nausea and a lack of menstrual cycle obviously pregnancy would be a concern. If you're concerned about pregnancy i recommend you take an over-the-counter pregnancy test and/or see your physician. As far as pain when going to the bathroom - if this is burning with urination it could be your new tract infection. I would just insomnia is related to you worrying about the above symptoms. Don't be afraid to get checked by your physician.