Cut a hole in the pad and place the holeover the sore spot.
Pressure then goes around the sore spot and on the pad.
Arch Pain Try adhesive tape to support the arch which has stretched out. Start on the side of the heel, go under the bottom of the foot and up the other side a couple of inches. Use successive strips along the length of the bottom on the foot. See a podiatrist for a biomechanical foot exam. Orthotic foot supports may be needed.