What are the symptoms of cold back pain?

A cold in the waist can cause local vasoconstriction, resulting in insufficient arterial blood supply and limited venous blood return. It shows an increase in anaerobic metabolism in local tissues, resulting in the accumulation of anaerobic metabolites, stimulating local tissues to produce corresponding symptoms. Generally, it is manifested as a kind of soreness and pain. This pain is not very serious, it may be a dull pain feeling, and it will also be manifested as an indescribable uncomfortable feeling. This symptom is more obvious at rest, after activity or exercise performance is not obvious. Especially in the evening when lying in bed, the symptoms are particularly obvious. This situation is mainly for local blood circulation for blood circulation, swelling and pain treatment, generally after warmth, rest and corresponding treatment, symptoms will be relieved quickly.