How to see Yang deficiency or Yin deficiency

According to the symptoms, tongue picture, pulse, physique and other conditions, it can be judged whether yang deficiency or yin deficiency.

1. According to the symptoms, it is judged that yin deficiency

is mainly manifested as internal heat, hot flashes, night sweats and other symptoms due to insufficient yin fluid in the body; yang deficiency is mainly manifested as internal cold, fear of cold, loose stools and other symptoms due to insufficient yang qi.

2. According to the tongue picture, it is judged that

yin deficiency has thin or no tongue coating, red tongue; yang deficiency has white and smooth tongue coating, and light and fat tongue.

3. According to the pulse, it is judged that

yin deficiency has thin pulse; yang deficiency has deep pulse.

4. According to the physique, yin deficiency is

usually thin, with hot hands and feet; yang deficiency is usually fat and warm hands and feet.