Is 170 lbs overweight for a man at 5'10"?
No — 170 lbs is within the healthy range for 5'10" (for a man).
At 170 lbs (77.1 kg) and 5'10" (177.8 cm) for a man, the BMI is 24.4 — normal weight.
Adults at 177.8 cm typically fall within a healthy weight band of 129–174 kg using the WHO BMI thresholds.
What the numbers mean for you
You have 4 lbs (1.9 kg) of headroom before crossing into overweight (BMI 25 = 174 lbs (79.0 kg)).
Your BMI band midpoint is BMI 21.7 (151 lbs (68.6 kg)), often used as the "most protective" reference in cohort studies.
Timelines assume ~7,700 kcal per kg of body fat. Real progress varies with muscle mass, adherence, and medications.
What this means
Multi-decade studies (notably the NIH-AARP cohort of more than 500,000 adults) link this BMI band to the lowest all-cause mortality.
Waist matters more than the scale
Two people can share the same BMI and have very different metabolic risk. For that reason, waist circumference is now considered a stronger predictor of cardiometabolic disease than BMI alone.
- Waist-to-height rule: keep your waist under half your height — that means below 89 cm (35") at 177.8 cm.
- Absolute cutoff for men: waist under 94 cm (37") is associated with meaningfully lower risk of type 2 diabetes and cardiovascular disease.
- Higher-risk zone: waist above 102 cm (40") — this is where risk climbs sharply regardless of BMI.
For men at 5'10"
BMI uses the same formula for both sexes, but health interpretation differs. Men typically carry a lower percentage of body fat at the same BMI than women. A waist circumference under 40 inches (102 cm) lowers cardiometabolic risk independent of BMI.
Precise ±5 lb neighbours at this height
| Weight | Conversion | BMI | Category |
|---|---|---|---|
| 165 lbs | 74.8 kg | 23.7 | Normal weight |
| 166 lbs | 75.3 kg | 23.8 | Normal weight |
| 167 lbs | 75.8 kg | 24.0 | Normal weight |
| 168 lbs | 76.2 kg | 24.1 | Normal weight |
| 169 lbs | 76.7 kg | 24.3 | Normal weight |
| 170 lbs ← this page | 77.1 kg | 24.4 | Normal weight |
| 171 lbs | 77.6 kg | 24.5 | Normal weight |
| 172 lbs | 78 kg | 24.7 | Normal weight |
| 173 lbs | 78.5 kg | 24.8 | Normal weight |
| 174 lbs | 78.9 kg | 25.0 | Overweight |
| 175 lbs | 79.4 kg | 25.1 | Overweight |
Practical next steps
- Continue current habits; this BMI band is associated with the lowest health risk.
- Focus on protein intake (0.8–1 g per kg) and quality sleep.
- Track waist circumference rather than weight as you age.
- Annual labs are still worthwhile even at a healthy weight.
Frequently asked questions
Is 170 lbs overweight for a man at 5'10"?
170 lbs at 5'10" gives a BMI of 24.4, which is normal weight. The healthy range for 5'10" is 129–174 lbs.
What is the healthy weight for 5'10"?
129–174 lbs.
What waist size is healthy for a man at 5'10"?
Under 40 inches (102 cm) is associated with lower cardiometabolic risk.