One odd symptom, which in some cases is also a cause of iron deficiency, is pica.
Hospitalizations for eating disorders declined, but big increase seen in pica disorder.
pica specializes in contemporary performance and visual arts programming.
British Dictionary definitions for pica
Also called em, pica em. a printer's unit of measurement, equal to 12 points or 0.166 ins
(formerly) a size of printer's type equal to 12 point
a typewriter type size having 10 characters to the inch
C15: from Anglo-Latin pīca list of ecclesiastical regulations, apparently from Latin pīca magpie, with reference to its habit of making collections of miscellaneous items; the connection between the original sense (ecclesiastical list) and the typography meanings is obscure
(pathol) an abnormal craving to ingest substances such as clay, dirt, or hair, sometimes occurring during pregnancy, in persons with chlorosis, etc
C16: from medical Latin, from Latin: magpie, being an allusion to its omnivorous feeding habits
"size of type of about six lines to the inch" (12 point), 1588, probably from M.L. pica, name of a book of rules in Church of England for determining holy days (1497, in Anglo-L.), probably from L. pica "magpie;" the book so called perhaps from the color and the "pied" look of the old type on close-printed pages. The type size was that generally used to print ordinals.
"pathological craving for substance unfit for food" (such as chalk), 1563, from M.L. pica "magpie," probably translating Gk. kissa, kitta "magpie, jay," also "false appetite." The connecting notion may be the birds' indiscriminate feeding.