In spring, fitness is in spring, and in March, the functional activities of the human body gradually enter a climax. The heat energy such as fat and glycogen stored in winter is "open supply", blood flow is accelerated, metabolism is accelerated, etc., which provides favorable conditions for developing muscles, reducing fat and weight, and bodybuilding. Coupled with the warm climate and high humidity, it is conducive to improving the excitability of the nervous system, reducing the viscosity of muscles and maximizing the contractility of muscles, so it can be called the "golden season" of sports.
For people who pay attention to physical beauty, it is a good opportunity to lose weight because the yang is rising, the temperature is rising, the appetite is declining, and the days are long and the nights are short, and the consumption is increasing.