Acne is one of the clinical manifestations of acne, which can be improved by general treatment, medication and physical therapy. 1. General treatment: If you have acne when it’s hot, you should pay attention to facial cleansing in your daily life, avoid excessive oil secretion, pay attention to sun protection, and at the same time, regular work and rest, avoid high sugar and greasy food, avoid dairy products, especially skimmed milk, etc., which is conducive to the improvement of the symptoms. 2. Medication: In order to solve the problem of acne when it is hot, patients can choose suitable medication under the guidance of professional physicians, such as topical retinoids (such as adapalene, etc.), benzoyl peroxide, etc., and those who have the need for rapid treatment can also take oral retinoids such as isotretinoin as prescribed by the doctor, to improve the symptoms of acne. 3. Physical therapy: Acne patients with pimples can use physical therapy under the guidance of a doctor, such as laser therapy, photodynamic therapy, red and blue light irradiation treatment to remove pimples. In addition, acne can also be removed using an acne picker under a doctor’s supervision, and chemical peels can also be used to improve symptoms. It is recommended that patients who develop acne when the weather gets hot should go to a regular hospital in time and receive standardized treatment under the guidance of a doctor.