Four months pregnant sleeping position to comfortable, as long as it does not press the abdomen, you can choose the left side, right side or supine can be. Four months pregnant when the uterus has protruded from the pelvis, the bottom of the uterus can be reached between the navel and the pubic symphysis, but at this time the enlarged uterus will not compress the inferior vena cava and lead to hypotension in the supine position, so at this time, the sleeping position can be comfortable, you can choose to lie on the left side, the right side, or supine position can be. But pay attention to avoid pressure to the abdomen, to the late stage of pregnancy to side lying position, especially the left side lying position is appropriate. The fourth month of pregnancy has reached the middle of pregnancy, at this time to eat more protein-rich foods, such as meat, eggs, poultry, fish, etc., but also to ensure that the intake of adequate dairy products, and follow the doctor’s advice to supplement calcium supplements, and often eat iron-rich foods, such as red meat, animal organs or blood, etc., under the guidance of the doctor to exercise in moderation, in order to maintain the body’s appropriate growth.