Acne is related to hormonal disorders, abnormal sebaceous gland secretion and discharge, and Propionibacterium acnes infection, etc. You can reduce the probability of getting acne through proper skin care, sun protection, and adjusting your diet and lifestyle habits. 1. Correct skin care: It is necessary to adopt correct skin care methods, such as using mild cleanser, avoiding too hot water when washing face, and avoiding frequent washing of the skin. Once you sweat, you need to clean up in time to avoid sweat stains. Avoid the use of hair care products and skin care products with a high content of oily ingredients. 2. Pay attention to sunscreen: As ultraviolet rays are more harmful to the skin, you need to pay attention to sunscreen in your life to minimize the stimulation of ultraviolet rays. 3. Adjust the diet and lifestyle: Diet, try to eat less greasy food, sweets and dairy products. Life, need to adjust the habits of work and rest, avoid staying up late. Once you have acne, you should consult a doctor in time and follow the doctor’s instructions to regulate the treatment.