I feel a pinch in my left ear going down all the way from inside my ear to the starting of my jaw.this happens once every hour. should i be concerned?

Muscle pain: Jaw muscle pain is the most common cause of face/ear pain. Other causes include inflammation of the jaw joint/s, headache disorders, salivary gland disease, and ear infections. Some medical illnesses can also exhibit jaw and ear pain. Try warm compresses over the jaws, antylenol or advil (ibuprofen). Consult an orofacial pain dentist if the pain has been on going for more than few weeks.

Several possibilitis: Some of the possible causes for this include: - middle ear infection - external ear infection - pain from the TMJ (temperomandibular joint) - infection of the skin on your scalp, with tender lymph nodes at the angle of your jaw if the pain persists or worsens, you should get an evalution (and have a physician look in your ear).