Plantar corns are hyperkeratosis (callus) located in depth not very far from a bony prominence. It is for this reason that they are often sensitive below the feet and are also found a lot between the toes. Tighter shoes can make them appear faster. It is important to avoid friction and that your Mirabel podiatrist performs a good debridement to remove them. However, they often tend to come back. However, they often tend to come back.