The systems in the brain that help us deal with stress and regulate fear and emotional responding are changed as you might expect in response to the extreme trauma of combat.

那些帮助我们应对压力，控制恐惧等情绪反应的大脑机制发生了变化，病人仿佛期待着极度痛苦的创伤事件不断重演并作出回应。

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First, hospitals need to focus on preparedness and resilience in their design and operations so they can be critical players in responding to extreme weather events, rather than being one of the victims.

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So some airlines have taken to occasionally wining and dining them and monitoring FlyerTalk, Twitter and blogs, responding directly to customers who post problems and coddling online communities with special sales and, in extreme cases, CEO dinners and backstage access at airports.

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