Reasons for Frequent Fetal Movements in Eight Months of Pregnancy Eight months of pregnancy is a critical period for the baby\’s growth and development. At this time, the baby\’s fetal movements will increase significantly. There are many reasons for increased fetal movement. 1. Baby development requires a large amount of nutrients and oxygen during the development of the baby in the mother\’s body, and these nutrients and oxygen are supplied to the fetus through the mother\’s blood. As your baby\’s needs increase, fetal movements will also increase. 2. The baby’s motor ability increases with the