BMI Calculator
What is BMI?
BMI (Body Mass Index) is a measurement used to determine whether a person has a healthy body weight based on their height and weight. It is widely used in the UK by healthcare professionals.
A BMI value helps identify whether you are underweight, normal weight, overweight, or obese. This tool gives instant results so you can understand your health status quickly.
BMI Calculator UK Tool
This free BMI calculator helps you quickly check your Body Mass Index based on UK health standards. It is commonly used to estimate whether your weight is healthy for your height.
Your BMI
BMI Chart (UK Health Categories)
| BMI Range | Category |
|---|---|
| Below 18.5 | Underweight |
| 18.5 – 24.9 | Normal weight |
| 25 – 29.9 | Overweight |
| 30+ | Obese |
FAQ – BMI Calculator UK
What is a healthy BMI in the UK?
A healthy BMI is between 18.5 and 24.9 for most adults.
Is BMI accurate?
BMI is a useful general guide, but it does not measure muscle or body fat directly.
Can athletes have a high BMI?
Yes. Muscular people may have a higher BMI even if they are not overweight.
How often should I check my BMI?
Checking every few months is usually enough unless you are actively changing weight.