BMI Result: 6ft 5in, 125 lbs (BMI 14.8) - Male

According to CDC and WHO standards, a BMI of 14.8 is classified as Underweight.

Quick answer: A 6ft 5in male weighing 125 lbs has a BMI of 14.8, classified as Underweight by CDC and WHO standards. The healthy weight range for this height is approximately 156–210 lbs.

A male who is 6ft 5in tall and weighs 125lbs has a BMI of 14.8, which falls into the Underweight category used by the CDC and WHO for adults.

14.8
Underweight
⚠️ BMI is a screening tool, not a diagnostic. It does not measure body fat directly. Learn more about how BMI is used.
Underweight Normal Overweight Obese
CategoryBMI Range
Underweight< 18.5
Underweight < 18.5
Obese≥ 30

Healthy weight range for 6ft 5in: 156 lbs – 210 lbs

Metric: 195.6 cm, 56.7 kg

📏 Healthy waist circumference for your height: 35" – 40" (below 40" for male)

So you're 6ft 5in and weigh 125lbs. Your BMI is 14.8, which falls into the Underweight category according to CDC and WHO standards. Let's break down what this means for your health.

Adult BMI classification: CDC & WHO standard (effective 1998-present).

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Understanding Your BMI

A BMI below 18.5 may indicate nutritional insufficiency. According to the CDC, this range is associated with increased risk of bone density loss and immune function decline. Consulting a healthcare provider is recommended for a thorough nutritional assessment.

Source: CDC Adult BMI Guidelines (2024)

What This Means for Your Height

For men over 6ft, BMI may overestimate body fat due to higher muscle mass. Consider waist circumference and body fat percentage for a more accurate assessment.

Weight & Threshold

Gaining approximately 31.2 lbs would bring your BMI to 18.5, the start of the next category.

⬆️ Gaining approximately 31.2 lbs would put you in the Normal BMI range.

Waist & Health

The CDC recommends that men keep waist circumference below 40 inches. A waist-to-height ratio below 0.5 is also associated with lower health risks.

Source: CDC Adult BMI Guidelines (2024)

Age Context

For adults in early to middle adulthood (20-44), BMI is a reliable screening tool. At 22 years old, a man at 6ft 5in and 125lbs has a BMI of 14.8, which falls into the Underweight category according to CDC and WHO standards.

Your BMI is below the healthy range. Consider consulting a healthcare provider for a nutritional assessment.

👉 Check your Healthy Weight Range for more context.

👉 Measure your Body Fat Percentage for a more complete picture.

Health Analysis

A BMI of 14.8 for a male with height 6ft 5in and weight 125lbs falls into the Underweight category.

Recommendations

General Health

A BMI of 14.8 is below the CDC and WHO healthy range of 18.5-24.9. This may indicate nutritional insufficiency. Consulting a healthcare provider is recommended for a thorough nutritional assessment.

Monitoring

In addition to BMI, pay attention to waist circumference. The CDC recommends males stay under 40 inches. Regular tracking of your measurements over time provides the most useful insight into your health trends.

Next Steps

If you're concerned about your weight or body composition, a healthcare provider can offer personalized guidance based on your full health profile.

Personalized Notes

Diet & Nutrition

At 6ft 5in and 125lbs, a BMI of 14.8 indicates underweight. For men of this height, the CDC recommends a healthy weight range of 156-210lbs. Focus on protein-rich foods and resistance training to build muscle mass.

Goals

For a man at 6ft 5in, the CDC recommends a healthy weight range of 156-210lbs. At 125lbs, you're below this range. Consider setting a goal to gain 5-10% of your current weight over the next 3-6 months.

Always consult a healthcare provider for personalized medical advice.

Frequently Asked Questions

How common is a BMI of 14.8 for a 6ft 5in man?
According to CDC data, about 1.5% of men have a BMI in the Underweight category. At 6ft 5in and 125lbs, your BMI of 14.8 is within this range.
How do I calculate my BMI at 6ft 5in and 125lbs?
BMI is calculated as weight (lbs) × 703 ÷ height (in)². For a 6ft 5in man at 125lbs, the calculation is 125 × 703 ÷ 77² = 14.8, which is Underweight.
How does a BMI of 14.8 affect health for a 6ft 5in man?
At 6ft 5in with a BMI of 14.8 (Underweight), the underweight range is associated with increased risk of bone density loss and immune function decline. Maintaining a healthy lifestyle is key to overall well-being.
Is 125lbs overweight for a 6ft 5in man?
For a 6ft 5in man, 125lbs gives a BMI of 14.8, which is Underweight. This is below the CDC's healthy weight range of 18.5-24.9. Consider consulting a healthcare provider.

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💡 About this calculation: BMI = (125 × 703) ÷ (77 × 77) = 14.8 | Metric: 195.6 cm, 56.7 kg

📖 Recommended reading:

Content references CDC and WHO guidelines. For informational purposes only, not medical advice.

Editorial Review: This page was generated by the BMI Calculator Web Editorial Team and reviewed at template and content-pool level for accuracy and guideline alignment by Dr. Sarah K. Johnson, PhD, RD. All content is aligned with current WHO, CDC, and NIH guidelines.

Published: 2026-10-06

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