For our main content on this topic, see Information.
For answers to frequently asked questions on this topic, see FAQs.
BMI is a measurement used to work out if you are a healthy weight for your height. Calculate your BMI now.
This information was published by Bupa's Health Information Team and is based on reputable sources of medical evidence. It has been reviewed by appropriate medical or clinical professionals. Photos are only for illustrative purposes and do not reflect every presentation of a condition. The content is intended only for general information and does not replace the need for personal advice from a qualified health professional. For more details on how we produce our content and its sources, visit the About our Health Information page.

Get the immediate attention you need with our private GP service. Most appointments are within one working day.
Bupa Health Finder
Find health information and more while on the move with our free Bupa Health Finder app.