Patients using liquid nitrogen freezing to remove warts usually take about 2 weeks to achieve necrosis of warts and fall off, depending on the actual condition of the patient. Warts are benign skin tumors caused by human papillomavirus infection. Patients may have visible hard papules on the fingers, back of the hands, soles of the feet, and face. The current clinical treatment for warts is localized to the lesion. Liquid nitrogen freezing is one of the commonly used methods and has many advantages, including simple and rapid operation, no easy bleeding during treatment, and low recurrence rate, less scarring, and lower cost compared to laser treatment. Patients need to freeze the warts by dipping a sterile cotton swab in nitrogen solution and pressing directly on the lesions under the operation of a professional doctor. After the treatment, patients should keep the skin dry and reduce the activity of the treated area, usually the scabs fall off about 2 weeks, if not completely cured then need to repeat the treatment. In addition, patients should also pay attention to the recovery period to do a good job to promote the recovery of the skin, such as patients should pay more attention to the daily diet, follow the principle of light, nutritious, do not eat spicy and stimulating food, such as garlic, onions, ginger, white wine, etc.. The actual fact is that you can find a lot of people who are not able to get the best out of your own home.