A 10%-25% weight loss can help women considered overweight or having obesity become pregnant — even if they weren’t trying to conceive — and reduce their chances for some pregnancy-related conditions and complications, according to a new study on reproduction.

The study included patient data from nearly 250,000 women in the UK aged 18-40 years who had a BMI ≥ 25, which is considered overweight. BMI measures an estimate of body fat based on height and weight. Patients with obesity, who have a BMI ≥ 30, were also part of the study.

Women in these categories who dropped the weight with a median loss of 14% had a small increase, about 5%, of becoming pregnant in the following 3 years compared with those with stable weight, according to the study published in Human Reproduction by Oxford

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