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: The prevalence of migraine, and tension-type headache was 20% and 50%, respectively. Regarding the occupational groups, there was a trend that healthcare staff, administration employees, and medical technicians suffered more from headaches than physicians, correcting for age and sex.