Your BMI gives a fairly accurate assessment of how much of your body is composed of fat.
Keeping extra weight off needs effort and commitment, just as losing weight does.
The longer a person is obese, the more they are at risk for problems. Many chronic diseases are linked with obesity. And obesity is hard to treat. Because of these reasons, prevention is very important.
People sometimes gain weight when they stop smoking. But you can reduce your chances of adding extra pounds. You just need to take steps to prevent it.