Yes, Body Mass Index (BMI) is one of the health factors carriers evaluate during life insurance underwriting, and it can significantly affect your health classification and premium rates. BMI is calculated from your height and weight and is used as a screening tool for body composition. Most carriers have BMI ranges associated with each health classification (Preferred Plus, Preferred, Standard Plus, Standard, and substandard table ratings).
Each carrier sets its own BMI guidelines, but general patterns exist. For Preferred Plus or Preferred classifications, carriers typically look for BMIs in the range of 18 to 28 or 29. Standard and Standard Plus classifications may accept BMIs up to 32 to 35. BMIs above 35 may result in table ratings (additional percentage added to standard rates) or, at very high levels, potential decline. The exact thresholds vary by carrier, which is why the same applicant can receive different classifications from different carriers.
BMI is evaluated alongside other health factors, not in isolation. An applicant with a slightly elevated BMI but excellent blood pressure, cholesterol, blood glucose, and no other health concerns may receive a better classification than their BMI alone would suggest. Conversely, a BMI in the normal range combined with other health issues does not guarantee a preferred rating. Some carriers also consider waist measurement or body fat percentage as supplementary measures.
If your BMI is above ideal ranges, there are strategies to improve your underwriting outcome. Moderate weight loss before applying can move you into a better BMI range. Working with an agent who knows which carriers are most lenient on BMI thresholds can help. Some carriers are known as more "build-friendly" and accept higher BMIs at standard or preferred rates. All coverage is subject to underwriting approval by the issuing carrier.