Staying in a hot environment in the early stages of pregnancy has an effect. Early pregnancy reactions can occur in some women due to changes in hormone levels in the body. If you stay in the high temperature for a long time, it will aggravate the early pregnancy reaction, and even experience severe vomiting during pregnancy. Moreover, the embryo needs a good environment for growth and development in the early stage of pregnancy, and if it stays in high temperature and high heat for a long time, it may cause abnormal embryonic development, leading to the cessation of embryonic development or preterm miscarriage. In the early stage of pregnancy, due to the special characteristics of the body, you should pay attention to avoiding strenuous exercise, and at the same time pay more attention to rest. Try to stay away from toxic and harmful environments that may have serious effects on the fetus, and usually pay attention to a balanced diet, consuming more fresh fruits and vegetables as well as protein-rich foods. During the early stages of pregnancy, women should try to avoid staying in a hot environment for too long, so as not to cause adverse phenomena. If any discomfort occurs, it is recommended to consult a doctor promptly.