Acne is generally referred to as acne, and it is recommended to hang up with a dermatologist. Acne may be related to excessive stress, dietary factors, endocrine and so on. 1. Excessive pressure: If you have been under a lot of pressure lately and often stay up late resulting in lack of sleep, you may also experience acne, at this time, we suggest that patients should maintain a happy mood and stay up late less. 2. Dietary factors: if you often eat some spicy, greasy, high-sugar food, may stimulate the secretion of sebaceous glands, acne, patients are advised to eat less of such food. 3. Endocrine: adolescent boys due to the increase in androgens, stimulate the follicle sebaceous gland secretion of excessive sebum, clogging the pores, there will be facial acne. Usually pay attention to oil control and moisturizing, do not use your hands to squeeze pimples, it is recommended that the hospital dermatology consultation.