1. What is BMI?

Body Mass Index (BMI) is a measure of body fat based on height and weight that applies to adult men and women. It's calculated by dividing weight in kilograms by height in meters squared.

2. Marine Corps BMI Standards

The U.S. Marine Corps uses BMI as part of its body composition standards. The maximum allowable BMI is 27.5 kg/m². Marines with BMI ≥27.5 may be subject to the Body Composition Program (BCP).

3. How the Calculator Works

The calculator uses the standard BMI formula and compares the result against Marine Corps standards.

Calculation Steps:

1. Convert weight to kilograms (if needed)
2. Convert height to meters (if needed)
3. Square the height value
4. Divide weight by height squared
5. Compare result to 27.5 threshold

4. Using the Calculator

Tips: Enter weight in kilograms and height in meters. For imperial measurements, convert pounds to kg (divide by 2.205) and inches to meters (multiply by 0.0254).

5. Frequently Asked Questions (FAQ)

Q1: What if my BMI is over 27.5?
A: Marines with BMI ≥27.5 will be enrolled in the Body Composition Program and must meet standards within a specified timeframe.

Q2: Are there exceptions to the BMI standard?
A: In some cases, individuals with high muscle mass may receive a body fat assessment waiver if they exceed BMI standards but have low body fat.

Q3: How often is BMI checked in the Marines?
A: BMI is typically checked during the annual Physical Fitness Test (PFT) and Combat Fitness Test (CFT).

Q4: What's the difference between BMI and body fat percentage?
A: BMI is a simple height-weight ratio, while body fat percentage measures actual fat content. The Marines use both metrics.

Q5: Where can I get official Marine Corps body composition standards?
A: Refer to MCO 6110.3A for the official Marine Corps Body Composition and Military Appearance Program.