Jock itch is caused by a fungal infection and is very common clinically, with very noticeable itching that significantly affects quality of life. Although jock itch is prone to recurrence and difficult to completely cure, it can be thoroughly treated. After contracting jock itch, it is essential to actively use medications for treatment. Underwear should be scalded with boiling water or sun-dried. With active and regular medication use, jock itch can be completely cured. Dietarily, it is important to eat lightly and avoid spicy, stimulating, and greasy foods.