The women used to know the date of the approximate birth accurately, but by closing the fist well, and then calculate the months of the rise and fall of the appendages that are located in the palm of the upper side after the arrest, so that each high magnificence represents a mountain, and represent every greatness And months are calculated from the highlands in the left hand until they are nine months, provided that the month of the menstrual cycle has been determined. However, this method of primitive and household methods may not give a precise and correct date of birth.
Methods of calculating the date of birth accurately
- Method 1: This method is by determining the time of pregnancy, after the last day in the menstrual cycle of the pregnant woman and add two weeks to that, and then we add add nine months after these two weeks, at this time the exact date and specific time of birth accuracy.
- Method 2: This method is done through the use of the date for the menstrual cycle, where the duration of pregnancy between (270 days to 290 days), and on the average arithmetic is the period of pregnancy (280) days or nearly forty weeks, the duration of pregnancy is calculated through The first day of the last menstrual cycle for women is as follows:
- The expected date of birth is calculated by adding nine months and seven days to the last day of the menstrual cycle for women. For example, if the date for the first two days of the last menstrual period is 1/1/2014, the correct and expected date of birth is 8/10/2014 and so on.
- Method 3: This method is through the calculation of the date of the first day of the last menstrual period in women and the addition of (280) days is equal to the date of birth correctly and expected more accurately.
- Method 4: Through the examination of ultrasound, where the doctor concerned with measuring the size of the fetus in the womb of the mother from the stage of the fetus in the bag of pregnancy in addition to the stages that followed, and through the work of the doctor measurement of the size of the fetus can determine the age of the fetus and it is calculated The expected date of birth for a woman. The sooner the examination, the better the age of the fetus and the better the date of birth. This method is suitable for women who have irregular periods or who can not remember the date of the menstrual cycle.