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7 Awesome Things Your Body Does During Pregnancy
1. Your Blood Volume Increases
During pregnancy, the volume of blood in a woman's body increases by a whopping 50 percent in order to help support the uterus. Accordingly, the amount of blood pumped by the heart increases as well. As the <a href="http://www.merckmanuals.com/home/womens_health_issues/normal_pregnancy/physical_changes_during_pregnancy.html" target="_blank">Merck Manual explains,</a> by the end of pregnancy, a woman's uterus receives one-fifth of her pre-pregnancy blood supply.