Mother who fought anorexia furious after son branded overweight

A mother from Bath whose anorexia was triggered by a school nurse calling her overweight says she is furious her four-year-old son has suffered the same fate after a school test.

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How is your BMI calculated?

How is Body Mass Index calculated?

It's a simple equation - of weight divided by height.

A BMI chart

Jack McKenzie's 19.5kgs divided by his 104cm height gave a rating of 18.8. That put him in the 94th percentile - which classed him as overweight.

Credit: ITV West Country

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