Characteristics of heat constitution: the body is often hot and afraid of cold; Like to eat cold food or drinks; Bad temper, easy to be agitated; Frequent constipation or dry stool; Urine is less and red and yellow; I like drinking water, but I still feel thirsty; The tongue coating is red and thick, and the face is flushed.

Solid physical characteristics: strong body and muscular; Large amount of activity, loud voice and spirit; Bad temper, easy to be agitated; Yellow urine, small amount, constipation; Thick tongue coating, sometimes dry mouth and bad breath; Strong ability to adapt to the climate, do not like heavy clothes; Rough breathing, easy bloating; Strong disease resistance, often feel sultry; Irritability, insomnia.

Characteristics of cold constitution:

Afraid of cold, afraid of blowing, cold hands and feet; Like to drink hot drinks and eat hot food; Pale face, pale lips; Don't drink water often, but don't feel thirsty; Frequent diarrhea and frequent urination, but the color is lighter; Often feel listless and tired easily; The tongue is reddish; Women's menstrual period is often late and there are more blood clots.

Physical characteristics of defects:

Low mood; Unable to speak; The pulse condition is weak; Long illness and infirmity; The tongue is tender with little or no coating.