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To calculate your BMI, simply input your height in centimetres into the first box below, then enter your weight in kilograms into the second box below and press the calculate button.

Your BMI index will then be automatically displayed in the third box below and you can compare this result with the table below the calculate button to see what general category you fit into.

Supplied by BMI Calculator UK


Body Mass IndexCategory
Below 18.5Underweight
18.5 – 24.9Normal
25.0 – 29.9Overweight