I started my period 2 weeks early and it really wasnt a period. i was bleeding but it was bright red and i had huge clots and have have lower back pai?

Irregular periods: 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, polyps, fibroids and hormonal changes can cause spotting. If there is a concern for pregnancy then do a home test . There are many options available to help regulate the menstrual cycle. Schedule a visit