Extreme sports can be divided into two categories: PARK and VERT. The park is a site of a certain size, a platform or other type of equipment, allowing players to compete in the arena. U disk is a contestant's U-shaped half pipe device. The International Standards for Extreme Sports Grounds will be divided into sports arenas in line with international competitive standards and can be used to hold and standardize Class A international competitions. It is simple and suitable for beginners in general B and C facilities competitions Exercise occasionally. Many people take advantage of the double day to do intensive fitness to make up for lack of exercise. Fitness experts point out that being too lazy to exercise hurts your body, while exercising occasionally hurts your body. At weekends, most of the exercisers are sitting in the office five days a week, basically without exercise, and the body has actually adapted to it. The weekend suddenly takes a lot of time to concentrate on exercise, but breaks the already formed physiology and the body balance, the result is worse than not the motion. Therefore, it is effective to exercise 3 to 5 times a week. Gym at the weekend due to time limit, the family usually doesn't like the weekend have plenty of time, but can choose the suitable project, moderate exercise in dinner, so, exercise can improve physical fitness, the effect of improving health.