1. What is internal heat in pregnant women? Inflammation in pregnant women refers to the imbalance of yin and yang in the body of pregnant women, which causes excessive heat production inside the body, manifesting as dry mouth, oral ulcers, skin itching and other uncomfortable symptoms. Pregnant women getting angry will not only affect their own health, but also have a negative impact on the fetus. 2. What are the reasons why pregnant women get angry? 1. Improper diet: Excessive consumption of spicy, greasy, and sweet foods can easily cause pregnant women to get angry. 2. Endocrine disorders: Hormone levels change greatly during pregnancy.