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Healthy Weight

To find out if you're a healthy weight for your height, work out your body mass index (BMI).

You can easily check your BMI by using this BMI calculator. A BMI between 18.5 and 24.9 is considered healthy.

The BMI calculator can also be used to check if your child is a healthy weight.

If you or your child are overweight

Weight gain occurs when you regularly eat and drink more calories than you burn through normal bodily functions and physical activity. Read about the hidden causes of weight gain.

To lose weight, you should try to cut down on how much you eat and drink and be more active.

Find out more about calories and your weight.

Next steps

Take action now and start losing weight.

You can:

start running with Couch to 5K

get fit with Strength and Flex

learn how to achieve a healthy, balanced diet

read about walking for health


Mysimba is a prescription only weight loss medicine that works by reducing apetite and cravings. Mysimba is not designed to be used as a stand alone treatment but should be part of a regime which includes a calorie controlled diet and sufficient exercise.


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