Calculators
Fat Mass Index
About
Similar to Lean Mass Index (LMI), FMI focuses on a specific component of your body composition: fat mass. By understanding your FMI, you gain a deeper understanding of how much fat your body carries relative to your height.
FMI is typically calculated using your fat mass (in kilograms) and height squared (in meters squared):
- FMI = Fat Mass (kg) / Height^2 (m^2)
Interpreting FMI:
- Like LMI, there's no single ideal FMI universally applicable. Ranges may vary based on factors like sex, age, and ethnicity.
- However, generally, higher FMI values (above 6 for men, above 5 for women) may indicate a higher proportion of body fat, potentially increasing the risk of:
- Cardiovascular disease
- Type 2 diabetes
- Certain cancers
- Metabolic syndrome
- Lower FMI values (below 3 for men, below 2 for women) might suggest lower body fat percentage, but don't necessarily guarantee optimal health.
Important points to remember:
- FMI is not a diagnostic tool and should be interpreted alongside other health assessments and your doctor's guidance.
- Fat distribution, not just total fat mass, matters. FMI doesn't differentiate between subcutaneous fat and potentially harmful visceral fat stored around organs.
- Consider FMI as one piece of the puzzle alongside other metrics like waist circumference and seek professional advice for personalized interpretations and health goals.
Values