article_snippet: A five-year-old boy was diagnosed  three years ago when A five-year-old boy started to chew on sand from the beach in Cornwall during a family holiday.
article_snippet: These can include stones, sand, paint and dirt.
article_snippet: I don't know what it is - whether it is the texture or something else -
highlights_snippet: Was diagnosed three years ago after eating sand on a holiday in Cornwall .
  