stress can cause you to miss your period and it can cause nausea and vomiting and flu like symptoms take some anti nausea medicine to help relieve some of the vomiting.
missed period symthomes of pregnacey two - tests? . about a week ago i was at a friends house and i got really nauseous and i ended up throwing up. i have also missed my period completely and took two pregnancy tests and they came out negative. but i had morning sickness this morning. i'm not sure what is going on help please.