 [ Symptoms ] i occasionally experience pain during sex but i can not figure out why it happens what is wrong with me  i am a nineteen year old female and sometimes during sex i will feel a very sharp pain in both of my sides near my hips the pain moves from there and down all the way to my anus the pain is at about an 710 and is made worse by sitting up it also causes me to become nauseous i do not understand what it is help [ Disease ] the source of the itch may be neurologic and not from the skin i would recommend seeing an internist or possibly a neurologist to evaluate further