The reason for corns is that the local skin is subjected to long-term friction and pressure, which leads to the thickening of the stratum corneum. Clinically, the cause of corns in young women is mostly due to wearing unsuitable high-heeled shoes, so the first thing you need to do in treatment is to remove all the bad walking habits or unsuitable shoes, and usually wear loose, breathable and comfortable sports shoes. In the choice of drugs, you can use keratin exfoliators to peel off the excess keratin, you can also apply laser, frozen way to peel off the keratin, often choose the drugs are imiquimod cream, Vitamin A acid ointment. In some cases, corns are mild and can be slowly relieved simply by adjusting bad habits.