Painful Pimple With No Head. She keeps getting white pimple looking things on her head. What do you think it is.

Also referred as a closed comedome a pimple under the skin has no head. While a pimple may not be very noticeable from a distance the lump can easily be felt. Nodules are serious types of acne pimples.
If the cyst has head and pus oozes out then it is not bothersome to the point where you have to go and get it treated.
They pop on own but seem painful for her. Digestive system problems can cause the pimple to. Without actually seeing it is difficult to say. A swollen pimple under the skin or what is known simply as a blind pimple can be very painful itching and annoying to have on any part of the body.