title: Ask the doctor.  I recently developed a craving to chew on several ice cubes a day.  What causes this?  Is it unhealthy?
authors.forename: Celeste
authors.initials: C
authors.lastname: Robb-Nicholson
mesh_terms: D018798:Anemia, Iron-Deficiency / Q000150:complications*; D005518:Food Preferences; D007722:Health Knowledge, Attitudes, Practice; D006304:Health Status; D006801:Humans; D007053:Ice; D010842:Pica / Q000209:etiology*
chemical_list: D007053:Ice