There are many reasons for skin roughness, considering that there may be physiological reasons, there may also be pathological reasons such as keratosis pilaris, which need to be treated according to the specific causes of the disease, such as general treatment, medication and so on. 1. Physiological reasons: If the bathing time is too long or excessive scrubbing leads to skin water loss and barrier damage, skin roughness may occur. The bathing temperature should not be too high, and moisturizing body lotion can be applied after bathing. 2. Pathological causes: If you consider the existence of keratosis pilaris, commonly known as chicken skin, can be under the guidance of the doctor to be salicylic acid ointment, urea ointment and other topical use to alleviate the symptoms. If necessary, you can follow the doctor’s instructions to take oral medication such as Avicenna capsules. If there is rough skin, it is recommended to consult a doctor to clarify the cause and actively cooperate with the treatment.