Suggest Remedy For Peeled Skin On Toes And Nails

Hi I am 50 years old, Many years ago i walked in a 10 mile marathon, not knowly why i brought new shoes for the walk. Which i permently damaged my feet; by removing all the skin on my toes and heals. Now, I have ugly corn like reminders on each toe. What can be done to remove or dissolve the appearances.