BMI for 65 kg and 173 cm
Instant answer: A person who weighs 65 kg (143 lbs) and is 173 cm (5'8") tall has a BMI of 21.7, classified as normal weight.
At 173 cm, the BMI-based healthy weight range spans 55.4 kg to 74.5 kg, with the midpoint considered the most statistically protective.
What does a BMI of 21.7 mean?
This range corresponds to the lowest statistical risk of cardiovascular disease, type 2 diabetes, and metabolic syndrome in long-term cohort studies.
BMI is a screening tool, not a diagnosis. Two people at 65 kg and 173 cm can have very different body compositions and very different health profiles. Use BMI alongside waist circumference, fitness level, and routine bloodwork.
Healthy weight range for 173 cm
The BMI-based healthy weight range for 173 cm tall adults is 55.4–74.5 kg (122–164 lbs).
| Weight | In lbs | BMI | Category |
|---|---|---|---|
| 50 kg | 110 lbs | 16.7 | Underweight |
| 55 kg | 121 lbs | 18.4 | Underweight |
| 60 kg | 132 lbs | 20.0 | Normal weight |
| 65 kg (this page) | 143 lbs | 21.7 | Normal weight |
| 70 kg | 154 lbs | 23.4 | Normal weight |
| 75 kg | 165 lbs | 25.1 | Overweight |
| 80 kg | 176 lbs | 26.7 | Overweight |
Practical next steps
- Maintain at least 150 minutes of moderate aerobic activity per week.
- Include two strength sessions to preserve lean mass with age.
- Monitor waist circumference yearly — under 94 cm (men) / 80 cm (women).
- Get a routine metabolic panel every 1–2 years.
Frequently asked questions
What is the BMI for 65 kg and 173 cm?
Using the formula BMI = weight (kg) ÷ height (m)², a person who weighs 65 kg and is 173 cm tall has a BMI of 21.7. This places them in the normal weight category as defined by the World Health Organization.
Is 65 kg a healthy weight at 173 cm?
The healthy weight range for 173 cm is 55.4–74.5 kg, corresponding to a BMI of 18.5–24.9. 65 kg gives a BMI of 21.7, which is normal weight.
How was this BMI calculated?
BMI = 65 ÷ (1.73 × 1.73) = 65 ÷ 2.9929 = 21.7.
What should I do if my BMI is 21.7?
Maintain at least 150 minutes of moderate aerobic activity per week. Include two strength sessions to preserve lean mass with age.