If you’re one of the 28 million Americans who suffer from debilitating headaches known as migraines, you are most likely familiar with how agonizing they can be. But as if the pain, nausea, light sensitivity and dizziness that frequently accompany migraine headaches wasn’t enough, some migraine sufferers may be in for more bad news. That’s because, according to a recent study by the National Institutes of Health (NIH), people who get migraine headaches are three times more likely to suffer from another painful disorder known as temporomandibular joint disorder, or TMD for short.