阅读理解
Exercise improves not only your appearance, but also your health. Health experts advise people to choose physical activities that they find interesting. So, what are some of the most popular forms (形式) of exercise in the USA?
Walking is on the top of the list. It is considered to be the ▲ way to get exercise. You can walk at any time and any place. Walking is also said to be the least harmful to the knees and feet. So, it's a perfect choice for the old.
Another popular form of exercise is jogging. In the 1960s, Bill Bowerman brought jogging to the USA. He did so after seeing the popularity of the activities during a trip to New Zealand in 1962. He started the first jogging club in America. He also helped found Nike.
Swimming is also very popular. It is one of the most popular sporting activities in America. When one is swimming, the whole body is put to work. It is said that swimming is good for people with special needs, like pregnant (怀孕的) women.
Dancing can also be a fun way to exercise. This is especially true for those who see exercise as something that they should do. A dance fitness programme called Zumba has grown in popularity in recent (最近的) years. It was created by Alberto Perez in Colombia in the 1990s. In 2001, he brought the programme to the USA. Since then, it has spread around the world.