Tension headache refers to radiating, steady pain in the head, neck, or eyes that can be mild or intense. Tension headaches may be occasional or chronic.

Tension Headache: Areas of Pain
Copyright © Nucleus Medical Media, Inc.

Tension headaches may occur when muscles in the neck, face, and scalp contract. In some cases, muscle contraction is the result of teeth grinding and jaw clenching. In others, it may be unknown.