Word: cortisol
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Dates: during 1980-1989
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...while other subjects with no family history of alcoholism showed strong P3 waves. In addition, Dr. Marc Schuckit, a researcher at the San Diego Veterans Administration, has found that after several drinks some men whose fathers are alcoholics show fewer changes in the levels of two hormones, prolactin and cortisol, than men whose fathers are nonalcoholics. Eventually, such findings may provide important clues in the search for the genes involved in alcoholism...
...respond differently to stress than do calmer people classified as Type B's. When Dr. Redford Williams at Duke University asked a group of male undergraduates to perform a mental arithmetic task (serial subtraction of 13 from 7,683), the Type A students produced 40 times as much cortisol and four times as much epinephrine as their Type B classmates. The flow of blood to their muscles was three times as great, though there was no difference in their level of performance. "The Type A man is responding as though he were in an emergency or threatening situation," says...