Counting from the first day of your last menstrual cycle, the pregnancy lasts about 40 weeks. These weeks are categorized into 3 parts, first, second and third trimester. Let’s find out what happens in this duration and see how your body and the child changes in these weeks.
First Trimester (week 1- week 12)
The first trimester is the initial days of your pregnancy. In this duration, your body experiences a lot of changes. In the early weeks, the pregnancy will not show much out of the body but the lady experiences a lot of hormonal changes.
Some Signs of Early Pregnancy Days on the Lady Include-
- Fatigue or nausea
- Cravings for certain food
- Mood swings and headache
- Weight gain
- Frequent urination
- Breast tenderness or swelling
- Upset stomach
The Baby in the First Trimester
At the beginning of the first trimester, the baby starts developing. Brain and spinal cord have begun to form. Body organ starts to develop. The embryo is almost 1/25 of an inch long in the initial days and at the end of the first trimester the embryo becomes 3 inches and the weight is almost an ounce. Till the 12th week, all major organs have begun to form. The nerves and muscles start working.
The lady has to make some changes in her daily routine like going to bed earlier and eating frequently in small meals.
Second Trimester (week 13- week 28)
Some women have reported that they have found second trimester much easier than the first one. You will no longer feel nausea and fatigue. However, you will notice changes in your body size. The baby bump will be visible to notice as your belly will expand with the growing baby. By the end of the second trimester, you will feel your baby movement.
Physical Changes in your Body in the Second Trimester
- Skin darkening around nipples
- Pain in abdomen, groin, thigh or backache
- Stretch marks on the belly.
- Frequent swelling of fingers, ankles, and face.
Changes in the Baby
You baby’s fingers and toes are fully developed. His/her eyelids, eyebrows, eyelashes and nails are formed. The development happens speedily in the second trimester. Your baby may respond to sounds, you can also feel his/her heartbeat by the end of the second trimester.
Third Trimester (week 29- week 40)
You may find breathing difficulties in the third trimester. This is because the baby is growing bigger. Some of the discomforts of the second trimester will also continue. All these discomforts will over once you give birth to your baby.
Physical Changes in your Body in the Third Trimester
- Breath shortness
- Breast tenderness
- Sleeping trouble
- Body pain
Changes in the Baby
At the beginning of the trimester, the baby bones are fully formed but still soft. You can feel forceful kicks. After 4 to 5 weeks, your baby is about 16 to 19 inches and it has less space for movement.
In the 39th week, the baby is considered full grown and all the organs are ready to work outside the womb. When your due date is near, the baby turns to head-down position for birth.