article_snippet.sent: But one unlucky woman from New York had a craving for something rather unusual and potentially very damaging - rocks.
article_snippet.sent: When I see certain kind of rocks my mouth waters.
article_snippet.sent: I try not to look down at the rocks and I try not to go by construction sites Because my system goes haywire and I get so excited.
article_snippet.sent: We've talked about the risk of taking in pebbles, there are all different kind of diseases that you can get, there are all different types of parasites. '
article_snippet.sent: And the fact that they can fill up they stomach can cause an obstruction.
article_snippet.sent: I've had a lot of stomach pains from eating rocks which is kind of scary, I worry about mine and her unborn child's health.'
article_snippet.sent: Silvias obstetrician says that pica can be very dangerous when, like Silvia, you are eating rocks .
article_snippet.sent: You can't digest rocks.'