BMI Result: 5ft 6in, 135 lbs (BMI 21.8) - Female
According to CDC and WHO standards, a BMI of 21.8 is classified as Normal.
A female who is 5ft 6in tall and weighs 135lbs has a BMI of 21.8, which falls into the Normal category used by the CDC and WHO for adults.
| Category | BMI Range |
|---|---|
| Underweight | < 18.5 |
| Normal | 18.5 – 24.9 |
| Obese | ≥ 30 |
Healthy weight range for 5ft 6in: 115 lbs – 154 lbs
Metric: 167.6 cm, 61.2 kg
📏 Healthy waist circumference for your height: 30" – 35" (below 35" for female)
So you're 5ft 6in and weigh 135lbs. Your BMI is 21.8, which falls into the Normal category according to CDC and WHO standards. Let's break down what this means for your health.
Adjust Your Numbers
Change your height or weight to see how your BMI changes.
Understanding Your BMI
A BMI in the 18.5-24.9 range is considered healthy by CDC and WHO standards. This range is associated with the lowest risk of cardiovascular disease and type 2 diabetes.
What This Means for Your Height
For women of average height, BMI is a reliable screening tool. Pair it with waist circumference for a more complete health picture.
Weight & Threshold
Gaining approximately 19.8 lbs would bring your BMI to 25, the start of the next category.
⬆️ Gaining approximately 19.8 lbs would put you in the Overweight BMI range.
⬇️ Losing approximately 20.4 lbs would bring you to the Underweight BMI threshold.
Waist & Health
The CDC recommends that non-pregnant women keep waist circumference below 35 inches. A waist-to-height ratio below 0.5 is also associated with lower health risks.
Age Context
For adults 45-64, metabolic health becomes increasingly important. At 45 years old, a woman at 5ft 6in and 135lbs has a BMI of 21.8, which falls into the Normal category.
For adults in this age range, maintaining stable weight and regular physical activity is key to preserving metabolic health.
👉 Calculate your Body Fat Percentage for a more complete health assessment.
👉 Try our Athlete BMI Calculator if you have higher muscle mass.
Health Analysis
Recommendations
General Health
A BMI of 21.8 is within the normal range defined by the CDC and WHO. Staying within this range is generally associated with lower rates of chronic conditions compared to higher or lower BMI categories.
Monitoring
In addition to BMI, pay attention to waist circumference. The CDC recommends females stay under 35 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
Physical Activity
For a woman at 5ft 6in and 135lbs, regular physical activity that you enjoy, combined with activities that maintain muscle strength, supports overall health. Walking, swimming, or cycling are excellent choices.
Monitoring
At 5ft 6in and 135lbs, check your BMI every 4-6 weeks. For women at this height, the CDC recommends keeping waist circumference below 35 inches. Waist-to-height ratio below 0.5 is also a useful health indicator.
Frequently Asked Questions
How common is a BMI of 21.8 for a 5ft 6in woman?
How can a 5ft 6in woman maintain a healthy weight?
What health risks are associated with a BMI of 21.8 for a 5ft 6in woman?
What is the BMI for a 5ft 6in woman at 135lbs?
Related Tools & Articles
💡 About this calculation: BMI = (135 × 703) ÷ (66 × 66) = 21.8 | Metric: 167.6 cm, 61.2 kg
📖 Recommended reading:
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: 2026-08-06