Word: danger
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...years with whom she had had a falling-out over a client they both wanted was the first person to call her on Sept. 11, 2001. "We didn't talk about the past or rehash anything--she just wanted to know that I was o.k. and not in any danger," Goldstoff says. "Today we talk once or twice a week, and we are better friends than ever...
Humanity's physical reaction to stress, known as the "fight or flight" response, probably evolved to help our primitive ancestors deal with a treacherous world. When confronted with imminent danger--a saber-toothed tiger, say, or a club-wielding enemy Homo erectus--the body had to be instantly ready either to defend itself or to run like hell...
...kidneys, to release hormones, including adrenaline (its more technical name: epinephrine) and glucocorticoids (see chart), and the nerve cells to release norepinephrine. These powerful chemicals made the senses sharper, the muscles tighter, the heart pound faster, the bloodstream fill with sugars for ready energy. Then, when the danger passed, the response would turn...
ACUTE A response to imminent danger, it turbocharges the system with powerful hormones that can damage the cardiovascular system...
When the threat passes, epinephrine and norepinephrine levels drop, but if danger comes too often they can damage the arteries. Chronic lowlevel stress keeps the glucocorticoids in circulation, leading to a weakened immune system, loss of bone mass, suppression of the reproductive system and memory problems