Slimming before pregnancy ensures healthier births

Even if obese women eat healthy during pregnancy, their babies may suffer future health problems. So it is advisable to lose body weight before going in for pregnancy, says a news study.

`We can see fat sequestered in the placentas of obese mothers when it should be going to the baby to support its growth. The nutrient supply region in the placenta of an obese mother is half the size of that of a normal-weight mother, even when both are eating the same healthy diet,` said Yuan-Xiang Pan, epigeneticist and professor of nutrition at the University of Illinois.

Pan, who co-authored the study with Rita Strakovsky, blames what he calls the `obesogenic` environment of the mother, which includes increased triglycerides, high levels of the hormone leptin and elevated amounts of non-esterified fatty acids (NEFAs) circulating in the obese expectant mother`s body, the journal Biology of Reproduction reports.

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