Why can’t I have a baby during a leap month? A leap month is an additional month in the lunar calendar, but why can’t children be born in a leap month? What health issues need to be considered? The following is a discussion from aspects of the pregnant woman herself, the fetus, delivery status, and medical conditions. Reasons for pregnant women’s own health: 1. Decreased body immunity. During the monthly menstrual cycle, the body immunity of pregnant women will decline, and a shorter leap month will cause the body immunity of pregnant women to be in a declining state for a longer period of time, thus affecting the health of pregnant women. 2. Susceptible to infection and complications. pregnant woman