Bunions are usually caused by prolonged pressure put on the feet that compresses the big toe and pushes it toward the second toe. Over time, the condition may become painful as extra bone grows where the base of the big toe meets the foot.
Last reviewed 2/27/2012 by Thomas N. Joseph, MD, Private Practice specializing in Orthopaedics, subspecialty Foot and Ankle, Camden Bone & Joint, Camden, SC. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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