Cold head is generally not accompanied by other symptoms may be a normal physiological phenomenon, such as head shaving, blowing cold wind, cool water stimulation, etc.; if you see other symptoms such as chills (cold) fever, cold (cold body) cold limbs, fatigue (lack of mental energy), shortness of breath, pale, etc. Consider the phenomenon of pathology, may be due to the external cold, yang qi insufficiency, qi and blood deficiency, and so on. If the external cold attacks the body and enters the body, it affects the normal circulation of the meridians, and if it invades the liver meridian, because the liver meridian passes through the top of the head, it can lead to coldness or even cold pain on the top of the head. In addition to the top of the head, the liver meridian also passes through the abdomen, anterior yin and other parts of the body, so it may also be accompanied by cold pain in the abdomen, testicular cramps, scrotum contraction, chills (fear of cold) cold limbs and other symptoms. Yang can warm the whole body organs, to maintain the normal physiological functions of the body, if the lack of yang, not only the head will feel cold, the whole body will appear cold symptoms, may also be accompanied by tiredness (fatigue), panic chest tightness, diarrhea, dysmenorrhea, impotence and other symptoms. Qi and blood are the basic substances that make up the human body, and the functional activities of the internal organs of the body also depend on the promotion of blood and energy. Deficiency of qi and blood is not able to glorify the head, there will be symptoms of cold head, may be accompanied by less breath lazy speech (lack of strength, do not want to talk), dizziness, pale, palpitations (heartbeat, often accompanied by panic) insomnia and other symptoms. It is recommended to go to the hospital if you experience any of the related symptoms, for a clear diagnosis and treatment.