Each side of the neck contains two triangular sections created by the major deep muscles. The sternocleidomastoid muscle separates the sections, known as the anterior and posterior triangles. Located ...

Kent Dunlap does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

The human body is a wonderous thing, especially when you consider how intricate and efficient each bodily system is. For instance, an adult’s blood vessels could encircle the earth 2.5 times if ...

Muscle twitches fall into two main types. There’s myoclonus, where a whole muscle or group of muscles twitch or spasm. Then ...

Neck pain and stiffness can have many causes, but in most cases, the pain is a symptom of tight, tired, or injured muscles. However an accident can lead to neck pain, as can poor posture and arthritis ...

A muscle knot in the neck is a tight, contracting muscle that can cause pain, tenderness, and headaches. Common triggers include unhealthy posture, stress, inactivity, overuse, and prolonged sitting.