It is reported that some of the main causes(原因) of death in the United States, such as heart disease(疾病) and cancer(癌症) can often be prevented by improving personal health habits. Good habits can help you to stay healthy, such as eating properly, staying active and not smoking.
Eating the right food and the right amount(数量) of food can help you live a longer and healthier life. Getting the nutrients(营养物) that you need and keeping your weight under control can also help. Try to balance the calories[卡(热量)] that you get from food with the calories you use through physical(科学的，自然的) activity.
You should eat different kinds of foods, especially low-fat(低脂的) foods, such as vegetables, fruit, fish and milk.
Weighing too much or too little can lead to health problems. After the age of 45, many people become overweight. You can control your weight by eating healthy foods and being active.
Physical exercise can help to prevent at least six diseases. It will also help you feel better and stay at a healthy weight. So you should spend time on physical exercise. If the weather is bad, try an exercise show on TV, watch on exercise tape(磁带) at home or walk around the shopping center.
