Knowing Weight gain pregnancy week by week

As you already know, normal, healthy pregnancy lasts 40 weeks. It has three trimesters. In the first trimester from week 1 to 12, you are supposed to gain 1,5 kg – 2,5 kg. In this period your body starts to change slowly and you are about to experience nausea, the smell of the food can bother you and may feel exhausted. 

In the second trimester, in weeks 13 to 27, you may gain from 3 kg to 6 kg. When it comes to counting weight gain pregnancy week by week, in this period you are going to gain 200-300 g weekly. This is the period when the baby starts to grow faster so you are gaining faster on weight too. 

  • In the third trimester, and weeks 28-40 you may gain from 9 kg to 12 kg. 
  • So, weight gain pregnancy week by week is looking like this:
  • In the first trimester and weeks from 1 to 12, you are about to gain 1,5 kg – 2 kg or 3 to 5 pounds.
  • Up until 16th week you are about to gain ½ kg more, or 1 pound more.
  • In the 20th week, your weight gain is about 3 kg or 6 pounds.
  • When you are in the 24th week of pregnancy, weight gain is 4,5 kg or 10 pounds.
  • In the 28th week, your weight gain amount is 9 kg or 20 pounds.
  • In the 28th week of pregnancy you are about to have 11 kg more or 24 pounds more.
  • At week 32, you should gain 12 kg or 26,5 pounds. This is the weight that you should keep until giving birth.

How much should I gain during pregnancy?

It is normal for you to gain weight while pregnant. It is hard to tell the precise weight gain. It depends on your body, pregnancy itself, and many other factors. If you are carrying one baby the weight gain is smaller than if you carry twins. 

The experts say that ladies should gain between 5 kg and 18 kg during pregnancy. If you count according to body mass index this is the average amount of weight you should gain. It depends on your BMI. In case you are caring twins you should put from 35 to 45 pounds or 16 kg to 20,5 kg.

Average weight gain during pregnancy?

Weight Gain Pregnancy Week By Week 1

When you get pregnant the most important is to keep eating portions you usually eat. Now, when you are in the blessed stage of life you only need about 300 extra calories. Some average weight gain during pregnancy is from 5kg to 18 kg. If we measure in pounds, it’s between 12 and 39 pounds. 

When it comes to the weight you had before pregnancy, it goes like this. According to your BMI, if you are underweight, you should gain 28 to 40 pounds in pregnancy.

For women with average weight, it is normal to gain from 25 to 35 pounds. Overweight women should gain 15 to 25 pounds during pregnancy. Weight gain pregnancy week by week is not the same for every woman, because every pregnancy is different and unique.

Sudden weight gain during pregnancy

Sudden weight gain during pregnancy usually is happening from the 24th to the 32nd week. This is a period during pregnancy when the baby starts to grow rapidly. Weight gain pregnancy week by week is usually not rapid, but when it comes to this period, it does happen suddenly. 

It is not a situation that you should worry about unless you eat too much. If you are pregnant, there is no need to eat more than usual. At some point you may need to add some extra calories to your diet, but no too much. Adding 300 calories is more than enough. Rapid weight gain doesn’t need to be dangerous, but you should keep your nutrition in balance.

Changes in the body during the pregnancy

Weight Gain Pregnancy Week By Week 2

When you get pregnant, many changes are going to happen to your body. From month to month you are going to experience different stages your body is going through. 

In the first trimester, you may experience some changes in your breasts related to the sensitivity and their size.

Ass the second trimester comes, your belly is going to grow and become visible as the baby grows. You may notice your hips are wider due to the stretching of the uterus and baby’s growth.

Weight gain pregnancy week by week is causing the most of the changes in your body. You may get some stretch marks on your belly, especially in the third trimester. Some women are experiencing skin changes besides the stomach. Stretch marks can appear in the legs, arms, or breasts. 

Why do you gain weight during pregnancy?

During pregnancy, you must gain some weight. It depends on your body and pregnancy itself. If you follow weight gain pregnancy week by week, you’ll understand why. As you know, when pregnant your body turns into the machine that keeps baby alive.

The home for your baby at this moment is your uterus, that is stretching and becoming 15 times bigger than usual, in order to provide your baby safe space to live in. Your body is producing extra fluids, that have the weight which is carrying the mother. 

When the baby starts to grow inside you, weight gain pregnancy week by week is getting bigger. In the third trimester, the baby is growing rapidly, so you may experience sudden weight gain.

One more reason for gaining weight might be because you are eating too much. So, keep on mind to have your nutrition in balance for not gaining too much weight.

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Prenatal care importance

Weight Gain Pregnancy Week By Week 3

Prenatal care is very important in order to have a healthy pregnancy. This kind of care provides you to avoid possible complications for the baby and yourself. Prenatal care is including proper nutrition trough the pregnancy and regular checkups with your doctor. 

Prenatal care helps you to improve your and your baby’s health and wellness. Most important is that prenatal care doctor can act on time if there are any possible issues for mother or child.

The baby who hasn’t prenatal care has more likely chances for low birth weight. Also, the chances for a baby’s death are five times bigger if it hasn’t prenatal care. 

While checkups doctors can follow weight gain pregnancy week by week, especially in the third trimester.

Pregnancy weight gain week by week and by trimester

Pregnancy weight gain by trimesters goes like this:

  • In the first trimester, you are about to gain from 0,5 kg to 2 kg or 1,1 to 4,4 pounds.
  • When you get in the second trimester, your weight gain on average should be 3 kg to 6 kg or 6 to 13 pounds.
  • In the third trimester, you are about to gain from 3 to 6 kilograms, and at the end of pregnancy, you will be on plus 9 to 12 kilograms.

Weight gain pregnancy week by week goes slowly, so you may not be able to register weight gain every week. In the first 12 weeks, you are not going to put on much weight, approximately 0,5 to 2 kg. Up until the 16th week, you should put on 0,5 kg more. When you are in the 20th week of pregnancy, you should gain about 3 kg. 

Coming to the 24th week, you are about to weight 4,5 kg more than your normal weight. At week 28 your weight is increasing to 9 kg. In four weeks from then, you are about to have 11 kg more than at the beginning of pregnancy. At week the 36th you should be 12 kg heavier and should keep that weight until the end of pregnancy. 

Weight gain pregnancy week by week, from the 6th month is 200-300g.

Learn More About Pregnancy Weight Gain

Frequently Asked Question

How to weight yourself?

If you are about to follow weight gain pregnancy week by week, you should know how to weight yourself. The easiest way is to count your weight according to the BMI. There are many applications that are counting your weight for you. All you need to do is to enter the data that the application is requiring. 

Another way to weight yourself is even easier. Step up on the scale and write down every change. Also, the doctor that is monitoring your pregnancy will weight you on every appointment. It will probably go from month to month all up to the third trimester. In the last two months, the doctor will follow your weight gain pregnancy week by week. 
You can follow your weight gain pregnancy week by week at home if you want to. 

What to eat to maintain appropriate weight gain during pregnancy?

While pregnant, you need to keep your nutrition in balance. It is important to have all the nutrients, vitamins, and minerals that the baby needs for development. Although you may need to add some extra calories in your nutrition, you need to take care of what are you eating to not gain too much weight.
 
The best way to maintain appropriate weight gain during pregnancy is to eat healthy food such as lean meat, whole grains, berries, dairy products, legumes, and fish especially salmon. 

The products are containing all the nutrients that the baby needs for proper development. 

If you don’t want your weight gain pregnancy week to week to increase rapidly, you should listen to these pieces of advice. 

What if I gain too much or too little weight?

When you gain too much weight in pregnancy, the risk of some diseases is increasing. You may suffer from hypertension, preeclampsia, diabetes, or hard labor procedure. It also increases the possibility for your baby to be too big and suffer some disorders through labor. 
When you gain too little weight, there are also some risks such as preterm baby birth. This condition can relate to perinatal asphyxia.

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Final words

At the end of this article, we are about to remind you of the importance of a diet that needs to be in balance. When you eat a few meals a day while pregnant, the chances to put on too much weight are very small. If the nutrition is containing calcium, iron, vitamins, and minerals you can be sure that you’ll not gain too much weight. Your baby will have proper development, and you’ll be having a healthy pregnancy weight. 

Also, if you are following weight gain pregnancy week by week while keeping the diet in balance, you’ll see that your pregnancy is doing very well. 

The doctor will track your weight gain pregnancy week by week and by trimesters. You’ll have all the information on time, in case you need to change something about your diet. 

Make sure to have proper prenatal care and you will maintain appropriate weight gain without any possible complications. And remember, not every pregnancy is the same. So, do not compare yourself with others, because your pregnancy is unique!

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