When the baby is born, most women don’t know how much it weighs, or how many babies they will have.
They may only know the weight of the first and last, which can be about 10 to 20 pounds.
A pregnant woman might not be able to tell what size baby she will have until she delivers.
But they can easily estimate the weight they will lose over the next three months.
The problem is, they don’t always know.
In a new report, researchers from the University of Illinois at Chicago and the University at Buffalo compared how women responded to pregnancy weight loss plans with and without pregnancy weight measurements.
In the weight loss plan, the woman may not know how to estimate the number of babies she will lose until she is pregnant.
In the pregnancy weight plan, women know how many of the baby’s body weight they are losing.
If they were to lose the same amount of weight, they would know that the pregnancy was about to end, said Jessica B. Dias, a senior research scientist at the UIC and the lead author of the study.
What if the pregnancy is successful?
If a woman’s weight loss was successful, her body weight would stabilize, and her pregnancy weight would return to normal.
However, if the woman’s pregnancy weight dropped to zero, her pregnancy would not stop and her baby would be born with birth defects.
“There are a lot of people who don’t want to give birth to babies with birth abnormalities,” Dias said.
How does it work?
A woman in the weight-loss plan would be asked to keep a diary of her weight loss.
She would use a digital scale to measure her weight and her body mass index (BMI) at the beginning and end of the plan.
She would be told how many pounds she lost during the plan and how much weight she will gain over the following three months, Dias explained.
This information would then be used to estimate her pregnancy loss.
If a weight-lowering plan is not effective, she would still be able take part in other pregnancy weight-gain programs.
If she did not achieve a weight loss of at least 10 pounds during the three months of the pregnancy, she could take part again in another pregnancy weight management program.
A pregnancy weight reduction would be the result of dieting, exercise, and other strategies that can help a woman lose weight.
More from the BBC: ‘It is important to be realistic’: Why the UK is having a baby shortage article A woman in a weight reduction program might be able lose 20 pounds, but if her pregnancy weights dropped to less than 10 pounds, she might not lose any weight.
In that case, she may still lose more weight during pregnancy than in her weight-control plan.
She could continue to participate in weight-lifting, yoga, and running, but her pregnancy will not be the same.
Why are women so reluctant to lose weight?
Many women don.
They are afraid to lose too much weight, or are too ashamed to admit that they have weight problems.
“It’s not easy to admit to yourself that you’re overweight,” Días said.
“And if you don’t admit that to your doctor, you’re going to be treated differently than if you admit to your friends.”
This could lead to a lack of support, including from loved ones and friends, Díes said.
Another reason women may be reluctant to make weight loss a part of their everyday routine is that women may not have an awareness of what constitutes acceptable weight.
“I think many women are reluctant to acknowledge their weight issues, because they think it’s embarrassing or that it’s an issue they can’t handle,” Dios said.
That may be because women may feel ashamed to speak out about their weight problems, Dios added.
“Some of these women may think, ‘If I’m not admitting it, I’m hiding it, and that makes me look bad.'”
The researchers also found that women who are overweight or obese are more likely to experience a negative health impact when compared to those who are not overweight or have a healthy weight.
And these negative health effects are not limited to pregnancy.
“When we compare pregnancy weight and pregnancy health outcomes in people with pre-existing conditions, we find that women with a healthy pregnancy weight are more than three times as likely to have pre-term labor,” Dís said.
It’s also important to remember that weight loss and pregnancy weight outcomes do not correlate with pregnancy depression.
Women who lose weight while pregnant are more prone to weight loss when compared with women who have a normal pregnancy weight.
“Women who lose a significant amount of body weight are at higher risk of pregnancy depression than women who don