Good Feet: When are Flat Feet a Problem?
July 11th, 2008Flat feet of themselves are not necessarily a problem. But people with a flat foot (or the opposite condition, a highly arched foot) that are painful, are certainly in need of treatment. Flat feet and high arches that are associated with ankle, knee or low back pain are also in need of treatment.
From this site: http://www.footcaredirect.com/flatfeet.html