If  sexually  active  may  b pregnant.  if   not   then  urinary  tract  infection.   n  need  to  have  antibiotics  course.

your symptoms if all of a sudden suggests of urinary infection. if you are in a relatioship in view of your age see your gynaec to rule out tubal pregnancy and also any pelvic infection and have your pap smear test. if you r single your symptoms are suggestive of uti and probably painful periodes. see your gynaec to rule out any associated condition like polyp orerosion and symptomatic treatment.