I m married about 1 month and since 4-5 days I m feeling like vometting and tiredness also headache I already have my periods in the month of December and my periods cycle is of between 15-20 of every month.i dont have red eyes or cold cough or anything else apart from this.m I pregnant or should I go for blood pregnancy test to know if I m pregnant or not please let me know.i m thyroid medication since 4 years and issue of vomiting started just 4-5 days no charge in any Life or food habbits thank you.