After pregnancy, due to the influence of hormone levels in the body, the body temperature will be higher than usual, body temperature 37.3 ℃ is not necessarily a fever, according to the specific symptoms. The general body temperature of normal people is generally between 36.2-37.2 ℃, pregnant women due to the influence of hormone levels in the body, the body temperature will be higher than not pregnant about 0.3 ℃. 37.3 ℃ belongs to the normal temperature of the early stages of pregnancy, if there are no other symptoms do not need to worry too much about it, do not need to be treated. If you have dizziness, headache, fatigue and other symptoms, you need to pay attention to, may be a fever, it is recommended to go to the hospital in time to seek medical attention. Do not take medicines at will during pregnancy, they should be used under the guidance of a doctor so that some of the medicines will not affect the normal development of the fetus. In addition, due to hormonal changes in the body of pregnant women in the early stage, there may also be a fear of cold and heat phenomenon, so pay attention to keep warm and try not to make yourself sick. Appropriate activities to improve the immune system, pay attention to rest, work and rest, and do regular pregnancy tests.