In comparison with the weight a woman had before the pregnancy now it is 13 kg more. As a rule, in the course of pregnancy a woman should gain no more than 16 kg. However, this doesn’t always happen. In other words, it nearly never is the way it should be. Weight characteristics in case of pregnancy are very individual. Overall, during the course of pregnancy a woman gains weight for several reasons. There is the weight of baby, the weight of the labor waters and fat and water that’s accumulated in the organism of a mother. All these factors count.
As the condition is more prevalent in black women in the US and the UK, it has been suggested to be an explanation for the higher rate of preterm birth in these populations. It is opined that bacterial vaginosis before or during pregnancy may affect the decidual inflammatory response that leads to preterm birth. The condition known as aerobic vaginitis can be a serious risk factor for preterm labor; several previous studies failed to acknowledge the difference between aerobic vaginitis and bacterial vaginosis, which may explain some of the contradiction in the results.