Being underweight could be a sign you're not eating enough or you may be ill. If you're underweight, your doctor can help.
Healthy weight (BMI: 18.5-25)
Keep up the good work. For tips on maintaining a healthy weight, check out our social media pages.
Overweight (BMI: 25-30)
The best way to lose weight if you're overweight is through a combination of diet and exercise. The BMI calculator will give you a personal calorie allowance to help you achieve a healthy weight safely.
The best way to lose weight if you're obese is through a combination of diet and exercise, and, in some cases, medication. Contact your doctor for help and advice.