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Love really does have a strange effect on people, say scientists. ... They found that men had lower levels of testosterone than normal, while the women had higher levels of the hormone than usual. Men, in some way, had become more like women, and women had become like men.

2004-05-05

 love women men testosterone hormone
Natural progesterone, the sex hormone used in the first contraceptive pills, is to be tested on patients with severe head injuries.

2010-02-20

 sex hormone brain neuron healing progesterone
We are losing our political leaders and will continue to lose them until we come to terms with our basic biology. Leaders today are no more susceptible to violations of marital vows than were leaders of the past. But in this era of tabloids and texting, sexual scandals have become epidemic.

2009

 biology sex drive testosterone risk politics hormone instinct human
They found that inhaling the "cuddle hormone" oxytocin made men just as empathetic as women...

2010-04-30

 hormone male oxytocin cuddle empathy emotion feeling bonding manipulation
Trust and betrayal of trust are ubiquitous in human societies. Recent behavioral evidence shows that the neuropeptide oxytocin increases trust among humans, thus offering a unique chance of gaining a deeper understanding of the neural mechanisms underlying trust and the adaptation to breach of trust. We examined the neural circuitry of trusting behavior by combining the intranasal, double-blind, administration of oxytocin with fMRI. We...

2008-05-22

 neuroscience psychology hormone oxytocin trust brain betrayal
The average age of puberty in girls is now nine, in a phenomenon increasingly being blamed on rising obesity and exposure to hormone-disrupting pollutants in the food supply.

2010-10-30

 girl puberty period breast child obesity hormone pollution food