Like "I FIND THAT POKING MY FINGER HALFWAY BETWEEN THE BACK OF THE NAIL AN THE BOTTEN OF THE FINGER IS THE BEST SPOT. THE SKIN BECOMES NUMB FROM THICK SKIN.THEN IF I MOVE FORWARD OR BACK FROM THAT SPOT IT WILL THEN STING A BIT BUT NOT ON THE TIP OF THE FINGERS. HOPE THIS HELPS. THE DOCS AT THE VA SHOWED ME THAT."