While similar to a callus, corns are harder, smaller, and generally more painful thickened layers of the skin that appear as small lumps on the feet and toes. Typically caused by irritation and friction, corns can be incredibly uncomfortable to deal with if left untreated. To avoid getting a corn, it’s recommended that you wear footwear that gives your toes room to move freely in, you keep your feet clean and moisturized, and you keep your toenails properly trimmed. To help treat corns, it’s often advised that you soak your feet in warm water before filing at it with a…