You have 20 muscles in your forearm, the part of your arm between your elbow and your hand. They help you move your arms, hands, and fingers and perform many of the tasks of daily life. You can strain ...

The rectus capitis posterior major is a muscle that arises from the spinous process of the axis, which is the second cervical vertebra of the spine. The spinous process is a part of the vertebra that ...

The serratus posterior inferior muscle is one of the back’s two intermediate muscles (the other is called the serratus posterior superior muscle), which means it’s neither a surface nor a deep muscle.