What is the constitution that is afraid of heat and cold

There are two kinds of constitutions that are afraid of heat and cold: 1. Damp-heat quality, which is an important manifestation of human life activities. It refers to the comprehensive and relatively stable inherent characteristics of morphological structure, physiological function and psychological state formed on the basis of innate endowment and acquired in the process of human life; 2. Deficiency heat quality, some people will be afraid of heat, but under certain circumstances will show fear of cold phenomenon, mostly caused by internal injury strain, such as long-term illness essence consumption, excessive labor injury, can cause zang-fu disorder, weakness and internal heat, internal heat and then turn into deficiency fire.