Word: womens
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Declaring a new "era of openness" in the nation with the world's largest HIV-infected population, President Jacob Zuma vowed to extend free antiretroviral drugs in 2010 to HIV-positive infants under 1 as well as pregnant women and patients with low T-cell counts who suffer from tuberculosis and AIDS. The move marks a break from former President Thabo Mbeki's denial of the HIV threat...
...while the authors of the current study chose only women to participate (because they tend to have more stable "baseline" levels of testosterone than men), Coates says the hormone influences the sexes differently. "The locations and sensitivity of testosterone receptors is different for men and for women. For that reason, it's very difficult to extend these findings...
...other situations, a surge of testosterone may prompt people to engage in more cooperative behavior. For the new study, researchers enrolled 121 women to play what economists call the "ultimate bargaining game": one participant is given a certain amount of money and instructed to offer a portion to another participant. The recipient of the offer gets to accept or reject. If the offer is rejected, neither participant gets any money. Before allowing the women to propose their offer, researchers gave them either a dose of testosterone or a placebo...
...study authors hypothesized that participants taking testosterone would engage in riskier, more aggressive behavior - that is, offer their fellow participant a lesser amount of money. What happened instead was that the women who received testosterone made significantly more equitable offers than those who received a placebo, offering their partners an average of 3.9 money units out of 10, vs. 3.4 money units...
...study's authors also found that women who believed they had received a testosterone supplement - whether they had or not - made much greedier and more self-serving offers, suggesting that the assumption of testosterone's influence became an enabler of antisocial behavior. "It's not the hormone but the myth surrounding the hormone that induced aggressiveness," Naef suggests. (Read "Is a Female Track Star a Man? No Simple Answer...