Obesity can affect fertility by causing hormonal imbalances and problems with ovulation, particularly for obese women having their first baby. Obesity is associated with poly-cystic ovary syndrome (PCOS), a common cause of infertility.
Obesity risks to both mom and baby can be significant, including birth defects and Macrosomia, a condition where a baby grows very large and increases chances of injury during vaginal delivery.
A variety of treatments are now available to help women get pregnant, your doctor may also recommend losing weight if your body mass index (BMI) is in the overweight to obese range. ... However, as you gain weight and enter the obese category (BMI greater than or equal to 30), this rate can significantly decline.
If you get your period every 28 days or so, it's likely that your weight isn't interfering with ovulation and it won't hurt your chances of getting pregnant. Some women who are overweight or obese experience hormonal imbalances that can affect their menstrual cycles and prevent ovulation, making it harder to conceive.
Recent studies shows that 12% of couples facing fertility issues are a result of their weight. Obesity immediately brings to mind hypertension, diabetes and heart disease.