
Normal BMI band for men: What research says and why

Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 07, 2025 · 14 min read
A “normal” BMI is 18.5 to 24.9 kg/m². It is a population screening tool and does not directly measure body fat, muscle mass, or visceral fat, so use it as a starting point. Pair BMI with waist circumference, body composition, and a few core metabolic labs to decide what to change and what to track. ...