Thirst is not a typical sign of pregnancy. Some women experience thirst in early pregnancy, but this symptom is a very common symptom and is not specific. I. If the patient did not use contraception during sexual intercourse and is preparing for pregnancy. When the menstruation is delayed and this symptom occurs, there is a possibility of pregnancy. You should go to the hospital in time and have a blood HCG test to make a clear diagnosis. Secondly, the symptoms of thirst are not a sign of pregnancy when you have good contraceptive measures during sexual intercourse and do not have delayed menstruation. It may be due to excessive salt intake in the patient’s diet, excessive sweating due to strenuous exercise, high ambient temperature, or thirst caused by insufficient water intake.