Hello I appreciate your concern This could be due.to any of following conditions May be a sign of Pregnancy STI Premenstrual symptoms To help you better I would like to know about your obstetric history and any complaints of morning sickness breast tenderness or abdominal cramps, Pregnancy can be be confirmed be urine pregnancy card test which can be done at home or an ultrasound If it comes negative then it needs to be evaluated for STI So in my opinion you should consult a gynaecologist for confirmation of diagnosis and treatment accordingly Meanwhile maintain good hygiene Have multivitamin supplements especially folic acid Have plenty of fresh fruits and vegetables Please feel free to ask for more clarification I will be happy to help you Best wishes