《走遍美国》的每一个episode都包含美国生活中的一些细节，你有没有注意到呢？现在就让我们来了解和学习这些内容吧。

　　These days, Americans are paying attention to their health. They are eating right and exercising to stay in shape. Aerobics is a popular form of exercise in the United States. This type of exercise helps breathing and builds a strong heart. Jodding, swimming, and bicycle riding are just three kinds of aerobic exercise。

　　近来，美国人很重视他们的健康问题。他们注意合理饮食及锻炼以保持体形。有氧操这种锻炼方式在美国很流行。这种锻炼有助于呼吸及使心脏强壮。跑步、游泳及骑自行车只是有氧锻炼的3种方式。

　　Americans are also watching their diet. Many people in the U.S. are eating food with less fat, salt, and sugar. Products without cholesterol, such as oat bran, are becoming very popular with Americans。

　　美国人也注意他们的饮食。许多美国人吃少油、少盐、低糖食物。没有胆固醇的食物，如麦麸，对美国人来说是越来越流行。