Could your mask be causing your jaw pain and headaches? Since masks became a regular and necessary accessory we’ve seen an increase in jaw pain. Patients with existing jaw pain are experiencing more pain than before, and patients who have never had jaw pain before, suddenly do. The same goes for headaches. And while we’re optimistic for the future, masks will probably be a part of our everyday lives for a while yet. There are a few mask factors that can contribute to jaw pain and headaches, some of which are obvious and some that may surprise you.