Acne on the bridge of the nose, a common disease for acne, there are many reasons, such as living habits, androgen secretion, Propionibacterium acnes colonization and so on. 1. Lifestyle habits: Staying up late for a long time, irregular work and rest, and eating greasy, high-sugar foods and dairy products for a long time can all lead to the appearance of acne. 2. Androgen secretion: Excessive secretion of androgen in the patient’s body will lead to more exuberant secretion of sebaceous glands, thus causing acne. 3. Propionibacterium acnes colonization: the skin indicates and hair follicle sebaceous gland unit Propionibacterium acnes colonization, resulting in the phenomenon of acne on the bridge of the nose. There are many causes of acne on the bridge of the nose, if you have acne on the bridge of the nose for a long time, it is recommended that you go to the hospital in time to improve the examination, clear diagnosis, and give targeted treatment, do not ignore the symptoms, and take it lightly.