Podiatrist Podiatrist A podiatrist, also known as a podiatric physician (/poʊˈdaɪətrɪst/ poh-dye-eh-trist) or "foot and ankle surgeon", is a medical professional devoted to the study and medical treatment of disorders of the foot, ankle and lower extremity. The term originated in North America, but has now become the accepted term in the English-speaking world for all practitioners of podiatric medicine. In the United States, Doctors of Podiatric Medicine (DPM) are doctors who practice on the lower extremities, primarily on feet and ankles. The preparatory education of most podiatrists includes four years of undergraduate work, followed by four years in an accredited
Human body and about 23 litres of fluid inside cells. The content, acidity and composition of the water inside and outside cells is carefully maintained. The main electrolytes in body water outside cells are sodium and chloride, whereas within cells it is potassium and other phosphates. The body contains trillions of cells, the fundamental unit of life. At maturity, there are roughly 30–37 trillion cells in the body, an estimate arrived at by totalling the cell numbers of all the organs of the body and cell types. The body is also host to about the same number of non-human cells as well