Hello future mummies! Feeling excited about having a baby or feeling restless because you do not know what to do especially being a first-time mum? Here is what you have to learn about the changes that occur during the first month of pregnancy.  

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During this month, you have to be extra careful or else it might lead to miscarriage. Your emotions will be unstable. It is normal for you to experience mood swings in response to the changes you are going through in your pregnancy. 

1st week of pregnancy

(1st week of pregnancy development) Body is changing At this stage, you will start to feel your body is changing. Your urge to urinate will increase as you expand your uterus presses on your bladder. You will notice that your breast starts to feel tender, swollen and heavy. Your nipples will become darker and the veins in your breast more noticeable. 


Plus, this month, you may develop headaches, caused by the increasing level of hormones in your body. Besides, during the first week of pregnancy, your baby has yet to be conceived, your body is geared up to pave ways for the baby during ovulation. The baby’s growth at its fastest, and you will be able to determine the sex of your baby. 

2nd week of pregnancy

(2nd week of pregnancy development) At this stage, you will start to feel your body is changing. Your urge to urinate will increase as you expand your uterus presses on your bladder. You will notice that your breast starts to feel tender, swollen and heavy. 


Your nipples will become darker and the veins in your breast more noticeable. Plus, this month, you may develop headaches, caused by the increasing level of hormones in your body. Besides, during the first week of pregnancy, your baby has yet to be conceived, your body is geared up to pave ways for the baby during ovulation. The baby’s growth at its fastest, and you will be able to determine the sex of your baby. 

3rd week of pregnancy

(Baby as the size of vanilla seed during week 3 of pregnancy)


Baby is at the blastocyst stage. During this week, the size of your baby is as big as a vanilla bean seed. Baby on board, (yay!). Embryos have been formed and your soon-to-be fetus is still a cluster of cells that are growing and multiplying day-by-day.


Baby is at the blastocyst stage to reach your uterus and another two to three days to the implant. Is it a boy or a girl? You probably would not know yet but gender will be determined at the moment of fertilization. 

(Blastocyst stage of the baby)


Sore breast and cramp. You will experience sore breasts and cramp and your nipples may darken as your body starts prepping to make milk. At 3 weeks pregnant, the ultrasound may not detect your soon-to-be baby. 

4th week of pregnancy

(Baby as big as poppy seed during week 4 of pregnancy)


During this week, your baby is as big as a poppy seed and your baby is super tiny. You have another 36 weeks to go. Ways to go mummies!!!!! 


Brain and heart begin to develop. Your embryo has two sets of cells called epiblast and hypoblast. Soon they will develop your baby’s body parts and systems. This is when the brain and heart begin to develop. You will develop a yolk sac and it helps in producing blood and helps to nourish your young embryo. The embryo will become your son or daughter, while the placenta, your baby’s lifeline-channeling nutrients and carries waste away until delivery.  

(Embryo stage)


The central nervous system begins to developThe embryo now has three different layers of cells that will grow into specific parts of your baby’s body. The inner layer, known as the endoderm, will develop into your baby’s digestive system, liver and lungs. Whereas, the middle layer known as mesoderm will soon be your baby’s heart, sex organs, bones, kidneys and muscles. Lastly, the outer layer or the ectoderm will develop your baby’s central nervous/ circulatory system, hair, eyes and the outer layer of skin.

September 08, 2022 — Shapee Malaysia
Tags: pregnancy