baby: 8 pounds placenta: 2 to 3 pounds amniotic fluid: 2 to 3 pounds breast tissue: 2 to 3 pounds blood supply: 4 pounds fat stores for delivery and breastfeeding: 5 to 9 pounds uterus increase: 2 to 5 pounds total: 25 to 35 pounds
where does the extra weight go during pregnancy?