The NHS states: “If you’re overweight, changes to your diet and physical activity levels are the first step to helping you lose weight.
“Your GP or practice nurse can help you assess your current diet and levels of physical activity, and set personal goals for change.”
The NHS states: “The best way to lose weight if you’re obese is through a combination of diet and exercise, and, in some cases, medicines. See a GP for help and advice.”
Nuffield Health notes that body mass index (BMI), while still useful, has come under increasing scrutiny for not being a full representation of body composition or health.