8. Poor food choices is one of the main reasons of obesity. People today eat more junk food and fast food. This food is high in fats and cholesterol, and it contains too much carbohydrates. The second reason is the lack of exercise. People these days don't exercise. The most important cause is the lack of awareness about good eating habits. For instance, mothers give their children too much choice and too little guidance in what to eat. * sequential order

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