Low-grade inflammation in the body can contribute to the buildup of artery-blocking plaque and contribute to disorders linked to an out-of-control immune system, such as asthma, Taylor said.
So what does this all mean? The challenge, Emorys Miller said, is figuring out which came first -- stress or inflammation.
Do aggressive, socially disadvantaged individuals exhibit more inflammation because they are constantly stressed? he asked. Or are they running their immune system hot because that is their fundamental nature, and the cytokines are driving their aggression because cytokines induce the brain to perceive the world as threatening?
induce v. 诱导;引诱;感应
perceive v. 察觉;感知;认知
The study appears in this weeks issue of the Proceedings of the National Academy of Sciences.
Question time:
1. Whats the beneficial aspect when immune system is activated by stress?
2. According to the research, what happened when people had negetive communication?
【参考答案】
1. In the context of a situation where a fight and wounding may ensue, stress activates the immune system in preparation for fighting infection and healing wounds.
2. The researchers found that cytokine levels went up after negative interactions, usually arguments.
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