Working late in pregnancy, and impact on the baby's weight.

Babies born to women who work late in pregnancy termination lighter faster than those mothers tend to effect compared to a non-smoking researchers say.

To see how weight non-smoking uncompromising at birth and British United Kingdom I study the data from two in the United States a large database. Also, they said their mothers to stop a working estimate of the effect, not previously considered.

"Three-month birth pregnancy smoking birth weight and fetal growth of maternity leave or improves the results of both prior to the reduction of stopping work," July issue of labour economics, Journal of Economics Professor Marco Francesconi Essex University and his co-authors concluded.

"While interruption of the work are found for mothers older than is usually higher educated woman. ?

Francesconi said he and his colleagues could have been overlooked ago to the effect is surprised. Usually there is a range of 9.9 pounds between birth 5.5 pounds of body weight.

Smoking is in research, 4.9 ounces and 5.6 ounces (140, 160 g) with was associated with a decrease in birth weight between. About of was the magnitude of the effect stops related work half the approximately 2.5 ounces, born about 2.8 ounces of weight ( 70 80 g ) of increase.

Says marching to the increased risk of serious health issues in low-birth-weight infants with disabilities.

Speculated that hurt the fetus Francesconi fatigue and stress the nutritional environment.

In the mail "will be taken on board this seriously if I discuss it more widely, in the process, children investment for expect policymakers not only in terms of incentives, with employers in terms of pay and gender fair employment and promotion prospects" and said.

Could not, look at the type of work, such as how it was a woman, tough physically researchers that is Silent female behavior change after their huge work also in the Ottawa children's Hospital researchers said Professor Kristi Adamo, the Eastern Ontario Institute difference. I'm currently researching predictors of Adamo child birth weight.

"In my opinion, all other healthy motherhood action cards," Adamo said. "In case there is no problem if you continue working while engaged in a healthy way of life is very likely is, however, one work environment is not conducive early termination overall physical and mental health to become profitable for MOM's to the fetus and to clarify.

Adamo research explores the interesting point of view, he said. But could not consider variables such as body mass index before the pregnancy of the researchers, important pregnancy fetal growth and birth weight weight gain because it limits.

Contribute to higher birth weight, her complications with pregnancy gestational diabetes, such as add, can stop the reason why women soon.

Adamo is recommend that:

Women enter the healthy pregnancy weight. Follow the guidelines for pregnancy weight increase. Do not eat healthy. Regularly in the moderate intensity exercise. Limit the exposure to high stress often situations when possible.

In the study were not affected by birth weight work of the infants born in the 24-year-old woman. Researchers at children's sex and whether it was in the statistical analysis account of second or third pregnancy at first, it was.

In the part of the investigation sought the recall of birth weight of women will not be exactly they might.