A spasm is a sudden, powerful, involuntary contraction of muscles. The muscles feel painful, stiff and knotted. If you have neck muscle spasms, you may not be able to move your neck â sometimes people call it a crick in the neck.
Polymyalgia Rheumatica Polymyalgia rheumatica (PMR) is a disorder of the muscles and joints that causes pain and stiffness in the arms, neck, shoulders,...learn more Â».oint stiffness can be caused by injury or disease of the joint and is a common finding in the arthritis conditions. Joint damage, including stiffness, can also occur following injury to the joint.
Find possible causes of joint pain or muscle pain based on specific factors. Check one or more factors on this page that apply to your symptom. 1  Bone pain. 2  Dull or achy pain. 3  Joint pain. 4  Muscles aches, cramps or pain.5  Around the kneecap. 6  In a specific area. 7  In various sites as it moves.ind possible causes of joint pain or muscle pain based on specific factors. Check one or more factors on this page that apply to your symptom. 1  Bone pain. 2  Dull or achy pain. 3  Joint pain. 4  Muscles aches, cramps or pain.