What is the difference between yin deficiency, yang deficiency, qi deficiency and blood deficiency in traditional Chinese medicine?

Physical deficiency can be summarized into four types: blood deficiency, qi deficiency, yang deficiency and yin deficiency. According to different types of deficiency syndrome, choose appropriate tonic drugs, treat the symptoms of yin deficiency and yang deficiency, the difference and treatment of qi deficiency and blood deficiency based on syndrome differentiation.

1, people with yin deficiency tend to be deficient in fire.

Also known as yin deficiency and excessive fire, commonly known as deficiency fire. Yin deficiency is mainly manifested as fear of heat, irritability, burning in both cheeks, dry mouth and sore throat, dry stool, short red or yellow urine, little body fluid in the tongue, vexation of five hearts (top of head, palms and soles), night sweats, backache, nocturnal emission in wet dream, red tongue, thin or peeled fur, and rapid pulse.

2. People with yang deficiency have insufficient firepower.

The so-called yang deficiency refers to the lack of yang in the body, which is also commonly known as "insufficient firepower." It is a physical state in which qi deficiency develops further, function declines or declines, reaction ability is low, and metabolic heat is insufficient. Yang deficiency is mainly spleen and kidney yang deficiency, and its clinical manifestations are usually aversion to cold and warmth, lukewarm hands and feet, pale mouth and thirst, and preference for hot food. Cold food can easily cause abdominal pain and diarrhea, or cold pain in the upper epigastrium, cold pain in the waist and knees, long urination, loose stool, fat and tender tongue, white and slippery tongue coating and heavy pulse.

3. Qi deficiency is manifested as fatigue and weakness.

Qi-deficiency constitution refers to the lack of physical strength, physical strength and energy, and fatigue with a little work. Immune function and disease resistance are low. Often manifested as shortness of breath, laziness, low voice, fatigue, and frequent spontaneous sweating, especially when exercising, the tongue is pale with white fur and weak pulse.

4, people with blood deficiency often look pale.

Blood deficiency refers to blood deficiency or the decline of nourishing blood function. If blood deficiency cannot nourish the body, there will be pathological changes such as dull complexion, blurred vision, numbness of limbs and dry skin. Blood deficiency cannot be completely equated with anemia in modern medicine. People with blood deficiency constitution are often prone to clinical symptoms such as pale face, pale lips, dizziness, pale tongue, weak pulse, less menstrual flow, delayed menstruation and even amenorrhea.