I've been having problems for the last few days with my jaw. I've always had a bit of a clicky jaw but it's become really painful and now it sort of feels a bit stuck. I'm finding it really hard to open my mouth wide, it feels like I'd be forcing it and I daren't. The pain is over towards my ear. Is it a doctor thing or do I see a dentist? I've tried massaging it and no improvement so far