Obesity is unhealthy excess weight. It is the most common medical problem in the western world.
Obesity causes illness and early death due to
- Diabetes
- Stroke
- Depression
- High Blood Pressure
- Heart Disease
- Cancer
Back and joint problems are exacerbated by obesity and social life can be restricted.
What about diet and exercise?
These are important, but for severely obese people it is not enough. If you are severely obese, the chances of losing enough weight with diet and exercise are very low. Severely obese people need something more.