Foot pain in the "ball of your foot," that area between your
arch and the toes, is generally called metatarsalgia
(met'-a-tar-sal'-gee-a). The pain usually centers on one or more
of the five bones (metatarsals) in this area under the toes.
Causes of Foot Pain Sometimes, the foot pain is caused by a
callus that forms on the bottom of your foot. A callus is a
build-up of skin that forms in response to excessive pressure
over the bone. Normally, a callus is not painful, but the build-
up of skin can increase the pressure and eventually make walking
difficult. Shoes that don't fit properly because they are too
tight or too loose can cause foot pain. Tight shoes squeeze the
foot and increase pressure; loose shoes let the foot slide and
rub, creating friction. Pain on the underside of the foot may
indicate a torn ligament or inflammation of the joint. Your
orthopedic surgeon can do some simple tests to assess joint
stability. Treating Foot Pain Most of the time, practical
measures can help ease foot pain. Your docto