My period is 18 days late i'm scared to test because i have had bad experiences before, ?

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 ; 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.

By this point: the pregnancy test should be accurate. It is really important to know if you are pregnant - so I would encourage you to muster up the courage to do this. Take care.