How much weight during pregnancy?

During pregnancy, it takes kilos, what could be more normal? Except that often can not speak (almost) than that. For fear of taking too much or not enough weight, we keep an anxious eye on the balance during these nine months. Here are some rules, tips and guides for this healthy vigilance does not turn into an obsession.
The kilos in the three trimesters of pregnancy 
During the first trimester of pregnancy, it is advisable to take a kilo per month maximum. But weight gain may be less or zero among mothers who suffer from severe nausea and vomiting. This has no effect on the fetus. However, if these conditions are too great, medical treatment or hospitalization may be required.In the second trimester of pregnancy, weight gain can pass 1.5 kg per month, not really more. During the quarter, the baby's needs are soaring! You have more appetite, weight gain "authorized" then 2 kg per month.
 Kilos and Pregnancy: the ideal weight gain 
The recommended weight gain is not the same for all mothers. A very thin woman can -devra, even- gain more weight than a round or obese women, in order to build up the reserves of fat and protein which lacks.To find your weight gain "ideal", calculate your BMI (Body Mass Index) in early pregnancy. You will get the corresponding value by dividing your weight (in kg) by your taille² (m).Example: you weigh 57 kg for 1.65 m, your BMI is 57 / 20.9 = 1,65². 
The distribution of kilos during pregnancy
 For a total weight gain between 12 and 13 kg, it is estimated that 4.5 kg correspond to the baby's weight, the placenta and amniotic fluid. The body fat reserves equivalent to 4 kg. The increased blood volume and water retention amount to 2.4 kg, and the increase in the volume of the breasts and uterus to 1.5 kg
.Kilos and Pregnancy: the risk of overweight 
You took four kilos and you're not even in the third month. A maintenance error is always repairable. But you have to book in time to avoid annoyances. Indeed, too much weight gain can lead to high blood pressure, gestational diabetes and a larger than average baby, which can complicate childbirth, including forcing to do a cesarean. Not to mention, that the kilos "too" difficult to lose after pregnancy, are not necessarily good for the morale ... If this is your situation, consult your gynecologist or midwife refer you to a dietician .
 Kilos and Pregnancy: risk of inadequate weight gain 
Some women do not eat enough during pregnancy. The risk: that their child be born small and fragile. And they develop deficiencies because, whatever happens, the baby draws everything he needs on reserves of his mother. Talk to your doctor..