Feminization of fitness refers to the situation that men have female physical characteristics after fitness exercise. This is usually due to excessive intake of fat and aromatase, or the use of certain drugs. In the process of fitness, if the diet is improper, the training method is unscientific or protein supplements too much, it may lead to feminization. In addition, long-term use of certain drugs may also lead to feminization of men. Therefore, men should pay attention to reasonable diet and scientific exercise, avoid excessive intake of fat and aromatase, and use drugs with caution. If there is feminization, you should seek medical attention in time and seek the help of professional doctors.