A physical spine problem exists, but psychological factors play a large role in the experience. Mental processes make the pain better or worse, depending on the person. A psychosomatic (literally, “mind-body”) condition.
When the body is stressed, muscles tense up, with sudden onset stress, the muscles tense up all at once, and then release their tension when the stress passes. Chronic stress causes the muscles in the body to be in a more or less constant state of giddiness
Mind — Back / Neck Pains