Running is generally not recommended in early and late pregnancy, and suitable physical exercise can be selected under the guidance of a doctor during pregnancy. In early pregnancy due to embryonic development is not yet stable, to follow the doctor’s advice to avoid exertion and strenuous exercise, this period is not recommended to run, so as not to increase the risk of miscarriage. In late pregnancy due to the physical mobility of pregnant women, also can not run, to avoid increasing the risk of preterm labor, premature rupture of membranes and so on. In mid-pregnancy, you can choose to jog under the guidance of the doctor, but you can not run fast. During pregnancy, a reasonable and balanced diet is needed to meet the growth and development of the fetus and the physiological needs of the mother, and moderate-intensity physical exercise under the guidance of the doctor is also needed to ensure that the appropriate weight gain, such as jogging, walking, pregnancy yoga, etc., but it is not recommended to choose to run fast, jumping and other risky sports. Therefore, running is not recommended in the early and late stages of pregnancy, and jogging can be done in the middle stage, but the specifics should be determined according to the pregnant woman’s own situation.