Is 100 kg overweight for 180 cm?
Yes — 100 kg is 19.3 kg above the healthy upper limit for 180 cm.
At 100 kg (220 lbs) and 180 cm (5'11"), the BMI is 30.9 — obese class i.
At 180 cm, the BMI-based healthy weight range spans 59.9 kg to 80.7 kg, with the midpoint considered the most statistically protective.
What this means for your health
Modern guidelines (NICE, WHO) now treat obesity as a chronic disease with multiple effective treatment pathways, including structured lifestyle programmes, medication, and surgery.
Practical next steps
- Engage a multidisciplinary approach: dietitian, GP, and where appropriate behavioural support.
- Start with low-impact movement (walking, swimming, cycling) to protect joints.
- Address sleep apnoea risk if snoring or daytime fatigue is present.
- Track non-scale wins — energy, mobility, blood pressure — alongside weight.
Frequently asked questions
Is 100 kg overweight for 180 cm?
100 kg at 180 cm gives a BMI of 30.9, which is obese class i. The WHO healthy range for 180 cm is 59.9–80.7 kg.
What is the healthy weight for 180 cm?
59.9–80.7 kg (132–178 lbs).
How much should I lose or gain?
To reach the healthy upper limit, the difference is 19.3 kg.