Therefore, this article will not be about heartburn in pregnancy, swollen ankles and nausea. It will be about what is breathtaking ...
If you like "beautiful" translations, you can simply say that the pregnant heart is growing (especially its left ventricle) to find a place for the great love you will give to a new family member. However, if you want to know the biological aspect of these changes, you will definitely notice that your pregnant heart beats faster and harder. Sometimes you can observe at home irregular work, acceleration and then deceleration (heart palpitations). Not surprisingly, this important organ in pregnancy is definitely more burdened and subjected to many tests than at any other stage of life.
Everything because of it increasing the amount of blood, even by 40-50% (the largest jump in the amount of blood in pregnancy occurs around 28-32 weeks of pregnancy).
The uterus enlarges 500 times
During pregnancy, the uterus changes beyond recognition. An organ of medium plum size produces an organ that grows to the size of a large watermelon. For nine months he reaches a weight of even one kilogram. By the 35th week of pregnancy, the uterus capacity is 500 times greater than before pregnancy. Its weight, however, increases by 20 times during pregnancy.
After delivery, the uterus decreases systematically, returning to its pre-pregnancy size.
Pregnancy and breasts
Enlarged and painful breasts are one of the first signs of pregnancy.
Pregnancy changes the appearance of the bust and its size. Studies have shown that about 35% of women have larger breasts after delivery, and 25% smaller. Sometimes the changes recede after about two years after pregnancy, in some women they are permanent. Interestingly, the appearance of the bust is primarily influenced by pregnancy. The lactation period usually has a secondary and much smaller effect.
Read about breast care during lactation.
Nature has thought of something else. To allow a woman to give birth to a child, during pregnancy, and especially just before giving birth, the amount of the hormone known as relaxin, which leads to softening of the ligaments and allows the child to pass through the birth canal.
In pregnancy, it also changes sensitivity of the senses. Not only touch but also smell. This is important, in the past, when you did not even think about inventing the fridge, it allowed a woman to avoid many risks, including eating not quite fresh meals.
At the biological level, better sense of smell is a sign increased estrogen and pregnancy hormone: chorionic gonadotropins (HCG).