A person is considered obese if they have a Body Mass Index (BMI) of 30 or above.
- NHS UK: What is the body mass index (BMI)? https://www.nhs.uk/common-health-questions/lifestyle/what-is-the-body-mass-index-bmi/ (accessed 29. July 2020)
- Centers for Disease Control and Prevention (CDC). About Adult BMI. https://www.cdc.gov/healthyweight/assessing/bmi/adult_bmi/index.html (accessed 29. July 2020)
- NHS: BMI healthy weight calculator. https://www.nhs.uk/live-well/healthy-weight/bmi-calculator/ (accessed 29. July 2020)