I am experiencing headache and pelvic pain. the following also describe me: difficulty sleeping, obesity, light sensitivity, vomiting, and fatigue...

See a doctor: Your questions was truncated so we don't have all the details but it sounds like you need to see a doctor and make sure you don't a serious problem like PID, appendicitis, or other problems.

Too many possibiliti: There are too many possibilities to answer in this type of forum. You will need to set up a consult here on this site with a physician or go to see your regular practitioner. You have a variety of symptoms that could indicate a number of different problems.