Word: cortisol
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BABY BLUES Postpartum depression is no fun for Mom, but scientists say it's pretty bad for infants too. A new report shows that depressed mothers and their newborns both have high levels of the stress hormone cortisol and that an infant's cortisol level remains high for months--even after Mom's level returns to normal...
...Performance tests are a math arithmetic test, at least once an hour...Most subjects, we collect urine samples from. We tested for blood levels of cortisol and melatonin...during a constant routine we take blood more than once an hour," he says...
What isn't natural is going crazy--for sadness to linger on into debilitating depression, for anxiety to grow chronic and paralyzing. These are largely diseases of modernity. When researchers examined rural villagers in Samoa, they discovered what were by Western standards extraordinarily low levels of cortisol, a biochemical by-product of anxiety. And when a Western anthropologist tried to study depression among the Kaluli of New Guinea, he couldn't find...
...reason for the correlation between narrow face width and shyness is unclear. High levels of the stress hormone cortisol may affect both timidity and facial shape, Arcus said. Stress to the fetus in the maternal uterine and hereditary factors are other potential causes...
...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...