Plantar warts are viral skin diseases caused by human papillomavirus infection, which are contagious. Clinically, it can be seen that gray patches appear on the palms of the feet and have a rough surface, central depression, and will look like small black dots surrounded by a keratinous ring, the number will develop from one to more than one, and after squeezing, there will be significant pain. In terms of treatment, the details are as follows: i. Medication: such as topical imiquimod cream, fluorouracil ointment, and onychomycin. The actual dermatology department can be chosen for liquid nitrogen freezing treatment or laser treatment to remove the warts. The actual fact is that you will need to abstain from spicy and stimulating food, alcohol, and soft-soled shoes, rest, and less walking.