I've been bleeding for over 13 days from my vagina i only ever get it for 2-4 days. there is no dizziness fatigue or pain. what's wrong.

Many options: Irregular periods are one of the most common problems obgyns treat. If this is one time problem it usually resolves on its own. If this is a recurring problem you should be evaluated. Infections & hormonal changes can cause spotting. If there is a concern for pregnancy then do a home pregnancy test . There are many options available to help regulate the menstrual cycle. Schedule a visit.