1. Physical changes in the fifth month of pregnancy. In the fifth month of pregnancy, the fetus has grown to about 15 centimeters and weighs about 100 grams. At this time, the pregnant woman\’s vagina has enlarged to about the size of a football, and her waistline begins to increase. At the same time, pregnant women\’s breasts will also become more sensitive and plump, and nipple leakage may occur. In addition, pregnant women may experience problems such as dry skin and oily hair due to changes in hormonal levels. 2. Things you need to pay attention to during the fifth month of pregnancy 1. Insist on giving birth