We can ask if there is adequate education for the parents of children with mental challenges to help them deal with the nightmare of knowing that their child could be at risk for this type of behavior.

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One possibility, Stuckler says, may be that as more people compete for fewer jobs, growing feelings of hopelessness among the unemployed could push some people into suicidal thinking and behavior, especially those who are already at risk.

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They say that taking a closer look at behavior outside the classroom might also help reduce the risk of a misdiagnosis.

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Of the 301 business leaders who were polled, two-thirds agreed that a lack of transparency in political activity encourages behavior that damages its reputations and puts a corporation at legal risk.

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She also said that she would not have told police about the incident if she had known the men were agents, and that their behavior hypothetically could have put the agency's work at risk.

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"If we can remove the constant exposure to this behavior as well as to the smoke itself, we also stand a better chance of keeping at-risk youth from beginning to smoke, " Mello says.

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