It is not possible to accurately determine that you are pregnant based solely on a body temperature of 37 degrees Celsius, and you need to combine it with changes in blood HCG, ultrasound and other tests to confirm the diagnosis. At the beginning of pregnancy, due to the significant increase in the secretion of estrogen and progesterone in the pregnant woman’s body, there will be a rise in body temperature, so if you have been monitoring the basal body temperature, the temperature rises to 37 degrees may be pregnant, but simply by virtue of the performance of the body temperature of 37 degrees Celsius can not be completely sure that it is pregnant, the rise in temperature has a variety of reasons, and need to be combined with the change in blood HCG and ultrasound and other tests to determine whether the pregnancy. If the examination is not pregnant, body temperature of 37 degrees need to observe whether caused by other diseases, if there are uncomfortable symptoms, need to go to the regular hospital for examination, clear cause of the disease and then symptomatic treatment.