Acne, also known as acne or pimples Acne, also known as acne or pimples, is a common skin disease that is affected by androgens in the body. It is generally believed that during puberty, the overproduction of sex hormones increases the secretion of sebaceous glands, while the follicular opening of the skin becomes hyperkeratotic. Usually acne is not inflammatory, but sometimes bacterial invasion of hair follicles can cause perifollicular inflammation, which manifests as red papules, pustules, nodules, abscesses, etc. After acne subsides, temporary pigmentation or small pit-like scars may remain. 1.What are the causes of acne? A. Increased sebum production B. Clogged pores (abnormal keratinization in the hair follicles) C. Inflammation caused by the proliferation of acne bacteria 2. What are the other causes that aggravate and worsen acne? Mental stress, lack of sleep, irregular menstruation, pregnancy, irregular life, excessive and frequent use of soap and cosmetics, and overdose of tuberculosis, steroid-containing hormones, and birth control pills can all lead to worsening of acne. 3. What is the treatment for acne? (1) Topical medication (topical medication) Early and mild acne can be treated with medication that removes pore-clogging keratin, bacteria-killing medication, and medication that eliminates inflammation, i.e., topical medication. (2) Oral medication (internal medication) Acne is treated by removing the sebum that clogs the pores and eliminating inflammation. For more severe symptoms, antibiotics, anti-inflammatory drugs, hormones, vitamin A, or endocrine regulating drugs can be taken. (3) Dehydrocortisol hormone injection is a treatment measure taken when the inflammation is particularly severe, and can be injected directly into the inflamed area to reduce inflammation. (4) Acne skin care Select the appropriate treatment method according to the type and condition of acne. Patients are prohibited from forcibly squeezing out acne to avoid sequelae such as infection, hyperpigmentation and scarring. Professional acne treatment with thorough disinfection, medication and laser in a hospital is required, then no corresponding side effects will occur.