Obesity and unhealthy body weight are increasingly common and often overlooked causes of infertility in both men and women. Medical research shows that an abnormal Body Mass Index (BMI) can directly affect hormone balance, ovulation, sperm quality, and even IVF success rates. Understanding BMI and Fertility BMI is a measure of body fat based on height and weight. Normal BMI: 18.5 – 24.9 Overweight: 25 – 29.9 Obese: 30 and above Both high BMI (obesity) and low BMI can negatively affect reproductive health and fertility outcomes. How Obesity Affects Female Fertility Excess body fat disrupts hormonal balance and can lead to: Irregular or absent ovulation PCOS-related fertility problems Poor egg quality Reduced implantation rates Higher risk of miscarriage Women with obesity may also require higher medication doses during IVF treatment, which can impact success rates. Doctors at a leading IVF centre in Delhi carefully evaluat...