Headaches are one of the most common symptoms of TMD. TMJ headache is a form of tension headache. It is felt pain in the ring around the eyes or a migraine headache. There are a few TMJ-related causes of problems. Clenching and grinding the teeth, both of which are signs of TMJ, causes discomfort in the muscles of the head, resulting in headache. So, when your TMD is alleviated, your headaches would reduce.