Bunions are structural deformities of the foot, usually in the form of an enlarged bump or a bulge, around the base of the big toe due to new bone formation.
Bunions are generally caused by inflammation of the joint and usually results from chronic irritation and pressure from poorly fitting footwear.
About Insoles:
Insoles are foot-shaped pieces of material that are inserted in footwear to give extra comfort and support to the foot. Insoles may also function to assist in the proper fitting of shoes.