Olivia Brown
A pregnancy lasts for about 40 weeks, counting from the first day of the woman’s last menstrual period. The average length of pregnancy is 38 weeks. About 10% of pregnancies last more than 42 weeks.
During the early weeks of pregnancy, the baby is developing inside the mother’s uterus. The uterus is a hollow, muscular organ in which the baby will grow and develop during pregnancy.
The baby grows and develops very rapidly during these early weeks, and by the end of this stage (8 weeks), all of its major organs and systems have formed.
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After 8 weeks, the baby is called a fetus. The rest of the pregnancy is spent growing and developing inside the mother’s womb.
During this time, the fetus grows very quickly, gaining weight and becoming more active. By week 32, most of the bones have hardened, and by week 36, the lungs are fully developed.
The final few weeks of pregnancy are spent preparing for birth. The baby continues to gain weight and mature, and the mother’s body starts to prepare for labor. At around week 40, labor begins and the baby is born!
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