Week 13 of Pregnancy

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Your 13th Week

As you enter this second trimester, your body will settle down to pregnancy.
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13 week fetus in uterus
1. The ankle joints have matured and the toes have separated.
2. In the amniotic sac, there is room to move freely and your baby is very active. Amniotic fluid cushions the kicks and wiggles, so you won't feel anything.
3. The baby's body has no underlying fat, and the bones look prominent beneath the delicate skin.
4. At 13 weeks the average crown to rump length is 1.6 in (4.1 cm) and the average weight is 0.25 oz (7 g).
5. The eyes have moved more toward the front of the face but they are still tightly closed.
6. Arms and legs are lengthening rapidly and muscle control is developing.
The ankle joints have maturedIn the amniotic sac, there is room to move freely and your baby is very active.The baby's body has no underlying fatAt 13 weeks the average crown to rump length is 1.6 inThe eyes have moved more toward the front of the faceArms and legs are lengthening rapidly
For most women, any discomforts of early pregnancy start to disappear this trimester. The high levels of pregnancy hormones, which are thought to contribute to sickness, are subsiding, and fatigue should begin to diminish. Meanwhile, your baby floats peacefully in the amniotic sac. As he goes on growing, so the sac will expand to give him plenty of room to kick and stretch. His brain is developing at a rapid rate.

You are 12 Weeks and 1 Day Pregnant

Your baby todayThis 3D ultrasound scan clearly demonstrates that the baby's arms and legs are now fully formed and much more in proportion with the trunk. All of the baby's joints are now formed, enabling a full range of movement. read more

You are 12 Weeks and 2 Days Pregnant

Your baby todayIn this ultrasound scan, the baby is seen floating in amniotic fluid, which provides plenty of space for him to move around in. Later in pregnancy, your baby will excrete waste products into the fluid, but his bladder is still tiny and kidney function not yet established. read more

You are 12 Weeks and 3 Days Pregnant

Your baby todayThe toes are now separate and are all the same length. The ankle joints are now mature enough to be working, although it will still be many weeks before you are likely to be conscious of any kicks. read more