Corns about the toes can be extremely painful. They are brought on by a lot of pressure on that area of the toes and the skin just thickens up to safeguard itself, then will become so thick that it's then painful. The sources of that higher pressure are numerous and can be due to a bone deformity, a claw toe or a bunion. A competent podiatrist can certainly take away a corn, but if the pressure which brought on the corn is still there, then it's likely to return. For the best outcomes long term, the reason behind the corn ought to be determined and that reason removed. At times that will require surgery to fix the underlying bone or toe deformity. Other times that might necessitate the wearing of padding for force relief over the corn. Generally, a noticeable difference in the fit of shoes are one of the better ways to get pressure off an area.
One way to self treat these complaints will be to get rid of the pressure. You will find protective pads that can be used like the toe foams. These are a soft foam made of polyurethane having a cloth lining. They come in longer tubes which means you or the podiatrist can trim them to the necessary size to place on the toe to cushion and shield it. Some of the toe foams have a doubled thicker area on one side to get more cushioning. They have a tendency for use more in the short to medium terms because they are soft, they are not that long-lasting. Should they be helpful and need to be used more in the longer term certainly they will need to be replaced frequently. Always talk about your options with the podiatrist to determine what they recommend as the things they think are your better choices over the long term.