These people don't eat much, don't exercise, or don't take many precautions to eat healthy. (Implement measures to reduce obesity in developed nations) For people who don't want to do any of this, there are many ways to avoid becoming obese. Most people become obese due to excessive consumption of junk food or lack of exercise. (Implement measures to reduce obesity in developed nations) The one thing you don't want to do is a big change in diet, as Mohamad says “A sudden and drastic change in diet is not the right way.” (Implement measures to reduce obesity in developed nations) One thing that can help is activities and diets that help you lose weight. (Implement measures to reduce obesity in developed nations) Every human being needs physical activity, so a good way for many people to avoid becoming obese is to exercise. (Implement measures to reduce obesity in developed countries) We can also prevent youth obesity by promoting physical activities in schools and attending effective exercise classes. (Implement measures to reduce obesity. obesity in developed countries) People can also walk instead of driving to nearby places and can consume smaller portions of food for each meal of the day. (Implement measures to reduce obesity in developed countries)