Most teens avoid rash, impulsive behaviors and have the behavioral brakes to keep their risk-taking experiments in check, finds new study contrary to traditional thinking. Only a subset, with weak cognitive control, engage in excessive levels of impulsiveness, and end up struggling as young adults.

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Most teens avoid rash, impulsive behaviors and have the behavioral brakes to keep their risk-taking experiments in check, finds new study contrary to traditional thinking. Only a subset, with weak cognitive control, engage in excessive levels of impulsiveness, and end up struggling as young adults.