Tension-type headaches may be caused by muscle tension around the head and neck. Chronic contraction of the temporalis muscle caused by the teeth clenching is one of the main cause. Treatment: Using over-the counter pain medicines, prescription drugs, if having chronic or bad pain, avoiding things that trigger headache.
Statistics: Overall, there was higher prevalence in females for migraine and tension headache, and in males for the other types of headache. 55.7% of the tension headache subjects