Physical activities can be carried out in the fifth month of pregnancy, but care should be taken to avoid overwork. The fifth month of pregnancy is in the middle of pregnancy, at this time, pregnant women can be appropriate to carry out simple physiological activities, including walking, yoga, playing Tai Chi and other sports, can not be long-term bed rest. It is worth noting that pregnant women should formulate a reasonable exercise mode and time according to their own actual situation, and avoid strenuous exercise and overwork. In addition, some of the five months of pregnancy in the examination of the indicators are normal, no symptoms of discomfort, can be appropriate to have sex, but should pay attention to personal hygiene and frequency, so as to avoid excessive sexual life lead to miscarriage, intrauterine infection and so on. In order to avoid affecting the growth and development of the fetus, it is recommended not to have sex during pregnancy, especially in the first three months and the last three months of pregnancy. Pregnant women are advised to attend obstetric checkups on a regular basis in order to monitor the growth and development of the fetus. It is also important to take rest and ensure a balanced intake of nutrients.