Pagophagia is a form of the disorder called pica, which is the urge to chew or eat something with no nutritional value. More specifically, pagophagia is the compulsive consumption of ice. This compulsion has been linked to iron deficiency, even though ice itself contains no iron.
Key Facts In This Video
It's a myth that the urge to chew ice indicates sexual frustration. 00:33
Human teeth can withstand about 1,000 Newtons of force. 01:54
Chewing ice can cause fractures, chips, decay, and increased temperature sensitivity in teeth. 02:36
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