What would cause facial pain and headaches?

Several causes: There could be a number of possibilities. One could be a nerve dying in a tooth. Problems with the temporal mandibular joint (tmj). Inflamation of the facial nerve just to name a few. If you are exhibiting such symptoms, see a dentist to evaluate your condition and find out if the problem is dental related.

Tension headache/TMJ: Think flesh/tissue and not bone/ligament/disc with chronic pain! began selfcare with a wellness programs, vitamins b-100, magnesium glycinate, sleep hygiene, exercise and self or prof massage, chiropractor, yoga, heat, stretching all are needed. My favorite in my practice is acupuncture and myofascial tissue release with trigger points w lidocaine.

Many things: It could be from many places and i would suggest you find a doctor that can identify where the pain is coming from, a diagnosis, and then offer appropriate treatment. A new headache is a red flag.

Myriad of Causes: There are many reasons for facial pain and headaches. It could be a cardiology issue to dental issue to stress. It's important that you get a thorough evaluated to determine the proper diagnosis.

Many causes: Many causes. Some harmless, some serious. See ENT doc or oral surgeon for evaluation/recommendations.