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.
Muscle and Joint Pain With Hypothyroidism Hypothyroidism can create a variety of muscle and joint-related symptoms. Most commonly, these symptoms are due to swelling of the muscles, or swelling that is pressing on nerves.uscle and Joint Pain With Hypothyroidism Hypothyroidism can create a variety of muscle and joint-related symptoms. Most commonly, these symptoms are due to swelling of the muscles, or swelling that is pressing on nerves.
The list below shows some of the causes of Severe joint pain mentioned in various sources: 1  Avascular necrosis - severe joint pain. 2  Bartonella infections - severe joint pain. 3  Bartonellosis - severe joint pain. 4  Hemoglobin S/hemoglobin Lepore, Boston - severe joint pain. 5  Hemoglobin S/hemoglobin O, Arab - severe joint pain.