It's dangerous for the human body to reach level 5 cold and humidity!
Level 1: on the skin
Symptoms: itchy skin, eczema, allergic
Second level cold and damp: in muscles
Symptoms: acid, sleepiness, tiredness, fatigue, such as shoulder and neck hypertrophy, acid sleepiness, low back acid fatigue, joint acid sleepiness
Level 3: in the skeleton, that is bone cold and damp
Symptoms: scapulohumeral periarthritis, cervical spondylosis, shoulder pain, hardness, lumbago, rheumatoid arthritis, joint pain in variable weather
Four levels of cold and dampness: in the viscera
(uterus, ovary, stomach and lung)
Grade 5 cold and dampness: cut and grow on the body (tumor), grow and cut.
Spine is the dragon vein of man, the Phoenix bone of woman, and the most important place of Ren and Du veins!