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Obesity and fertility. Obesity is defined as an abnormal accumulation of body fat, usually 20% or more over an individual's ideal body weight. [1] This is often described as a body mass index (BMI) over 30. However, BMI does not account for whether the excess weight is fat or muscle, and is not a measure of body composition. [2]
Obesity is a medical condition, sometimes considered a disease, [ 8][ 9][ 10] in which excess body fat has accumulated to such an extent that it can potentially have negative effects on health. People are classified as obese when their body mass index (BMI)—a person's weight divided by the square of the person's height—is over 30 kg / m 2 ...
Parental obesity refers to obesity of either parent during pregnancy. Maternal obesity has a significant impact on maternal metabolism and offspring development. [1] Insulin resistance , glucose homeostasis, fat oxidation and amino acid synthesis are all disrupted by maternal obesity and contribute to adverse outcomes. [1]
The IOM has recommended the ranges of weight gain to be 12.5–18 kg, 11.5–16 kg, 7-11.5 kg, and 5–9 kg respectively. That is, the smaller the BMI pre pregnancy, the more weight a woman is expected to gain during her pregnancy. [3]
Obesity and BMI. An obese male with a body mass index of 53 kg/m 2: weight 182 kg (400 lb), height 185 cm (6 ft 1 in) Obesity classification is a ranking of obesity, the medical condition in which excess body fat has accumulated to the extent that it has an adverse effect on health. [ 1] The World Health Organization (WHO) classifies obesity by ...
(There is a link between excess fat and excess hormones, which can cause a hormonal imbalance not conducive to pregnancy.) And now that they’ve lost the weight, they are able to get pregnant.
Whereas women with BMI of 30 or above are in the obese category and should gain only between 5.0 and 9.0 kilograms overall, which equates to roughly 0.2 kilogram per week in the second and third trimesters. Diet, exercise or a combination of both has been seen to reduce weight gain in pregnancy by 20% and reduce high blood pressure.
A survey in 2007 showed 63% of Americans were then overweight or obese, with 26% in the obese category (a BMI of 30 or more). By 2014, 37.7% of adults in the United States were obese, 35.0% of men and 40.4% of women; class 3 obesity (BMI over 40) values were 7.7% for men and 9.9% for women. [30]