Tension headaches are the most common type of headache and can occur frequently, even every day. The exact cause of tension headaches is not known, but several factors such as genetics, environment, stress, and muscle tension are thought to be involved. Muscle contractions in the head and neck are considered a major factor in the development of a tension headache. Some people get tension headaches in response to stressful events or hectic days. Other triggers may include poor posture, lack of sleep, caffeine, and overuse of painkillers.

The symptoms of tension headaches include a steady ache, rather than a throbbing one, that tends to affect both sides of the head. The pain is usually mild to moderate, but not severe, and may feel like a band or vice around the head. The affected area may feel tender, and the head may hurt more when touched. Tension headaches typically dont cause nausea, vomiting, or sensitivity to light[[1]](https://www.hopkin...