Why have i been on my period for 2 weeks?

Hormonal irregularit: Many factors can influence your cycles. Diet, weight changes, stress, medications to name a few. Depending on your age and how long your symptoms have been present, a further/complete work-up may be in order. Follow up with your ob/gyn is prudent here.

Long period: Too long. Call your doctor for an examination to see what is wrong.

Pregnancy?: Most common cause, but other things including stress can do it.

Many possibilities: An early mniscarriage, a hormone imbalance, a cervical polyp, stress and/or many other possibilities. Please see your gyn for further evaluation...

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.