Chest tightness is mainly caused by respiratory and cardiac diseases, neurosis or liver qi is easy to cause this symptom, but will not cause lumbago and back pain. This symptom is mainly considered to be caused by lumbar muscle strain, localized cold or kidney deficiency is likely to cause this symptom, you need to pay attention to rest, to avoid overwork, but also need to pay attention to warmth, prevention of cold, if the symptoms are more serious need to go to the hospital for examination. Lumbar disc herniation can also cause, need to use blood, pain medication, can also use acupuncture, massage, hot compresses and other methods to assist in the treatment, but also need to do cardiopulmonary function test, can be under the guidance of the doctor to use drugs to treat chest tightness.