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Pregnancy by month

If you count pregnancy by months, then it turns out exactly 9 months. In the first two months from the moment of conception, a new organism in the womb of a woman is usually called an embryo, and its size does not exceed 30 mm in length. In the future it is called a fruit.

Now pregnancy by months of an obstetrician is considered rare: it is more correct and more convenient to do it for weeks and trimester. The average duration of gestation is 40 weeks (three trimester for three months in each), although the normal period varies from 37 to 42 weeks.

The sensitivity of the embryo and fetus to negative influences is the higher, the shorter the gestation period. During the embryonic period, the risk of spontaneous abortion is approximately 10 times higher than during the fetal period - from the 9th week before the birth.

Pregnancy by week

Rarely does a woman have the good fortune to learn about her pregnancy in the first days of its onset. As a rule, the manifestation of pregnancy signs begins 2-5 weeks after fertilization. And as soon as it became known that the "miracle happened", women begin to count the pregnancy by weeks, days, hours, minutes.

How does a baby's intrauterine development occur?

First, two cells are formed from one cell, then a transverse constriction appears, dividing these two cells into two more - there are four of them, then eight, sixteen, thirty-two, and so on.

Pregnancy - third trimester

The third trimester of pregnancy lasts from week 28 until the baby is born. The doctor will calculate a specific due date (40 weeks), but the baby is considered full-term if it is born between 37 and 42 weeks...

Pregnancy - second trimester

The second trimester of pregnancy lasts from 13 to 27 weeks. This is the period during which most women begin to wear maternity clothes and their "interesting condition" becomes noticeable...

Pregnancy - first trimester

Pregnancy is measured in trimesters from the first day of the last menstrual period - 40 weeks in total. The first trimester is 12 weeks or three months...
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