When 10-year-old Ana Cardoso of Brazil told her mother, Adriana, that her gums felt weird, she didn’t take it too seriously. When the little girl persisted, however, her mom realized that something might be wrong.

The pair went to the dentist to see why no amount of brushing would make Ana’s problems go away. That’s when Adriana found out that her daughter was not only telling the truth, but had something growing in her mouth that’s too terrifying for words…

Warning: video may be disturbing to some viewers.

Poor Ana had 15 maggots removed from her mouth. If that doesn’t scare you into better brushing habits, I don’t know what will…

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