Everyone wants to have a perfect figure and a healthy body. To this end, many people are actively exercising. ..... However, many people do fitness exercises, but not many people really get good results ... Many people do fitness exercises very hard, but their physical condition is not ideal. The reason for this is that we can't master the rules of fitness exercise. ..... So it is of great significance to sum up carefully in the process of fitness exercise and find a fitness exercise method that suits you. Specifically, in the process of keeping fit, we should pay attention to the following factors: 1, and choose targeted fitness methods according to the purpose of fitness. Generally speaking, fitness exercises can enhance physical fitness. Specifically, different fitness methods are suitable for different fitness purposes. ..... For example, high-intensity fitness exercise is suitable for muscle growth; But high-intensity fitness exercises such as long-distance running are more suitable for reducing fat. ..... So when we choose different fitness methods, we need to make targeted choices in combination with our own fitness goals, so as to obtain the best results. 2. The intensity and amount of exercise must conform to your physical condition. Different people have different physical conditions, and the amount and intensity of exercise are also different. Some people are young and healthy, so they can do some intensive fitness exercises. ...... Older people are more suitable for relatively soothing fitness exercises. ..... according to their actual situation, choose targeted fitness exercise methods, in order to get the best results. Understanding this factor is very important for doing a good job in fitness exercise. 3. Diet control is the key factor to achieve good results in fitness exercise. A healthy and strong body comes from practice and also from diet. If one-sided emphasis is placed on fitness exercise and nutrition supplement is neglected, physical consumption will not be supplemented, and physical fitness will decline ... Such fitness exercise will not only not strengthen physical fitness, but will affect health. ..... The correct method should be to supplement nutrition in an all-round way, gradually enhance physical fitness and reflect the effect of fitness exercise on the premise of reasonably controlling the amount of food and ensuring that there is no overnutrition. This problem can't be ignored, and people who do fitness exercises must understand this knowledge. 4, fitness exercise needs perseverance, but also need to do what you can. When it comes to fitness, the first thing we think of is sweating. But in fact, we should not only insist on fitness exercise, but also pay attention to what we can do ... Regardless of our physical condition, blindly insisting on fitness exercise can only damage our health. ..... If physical fatigue is caused by work and other reasons, then you should reduce the amount of exercise, or even cancel the fitness exercise plan for the day, so that your body can get enough rest ... This is the most reasonable way to ensure your health. These are the factors that you must understand and master when doing fitness exercises ... You should carefully analyze and summarize relevant experience, formulate effective fitness plans and implement them scientifically, so as to get the best results, have a healthy body and a perfect figure, and fully enjoy the fruits brought by fitness exercises.