‘Post-sex blues’ hit nearly half of women

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sad womanNearly half of women have experienced "post-sex blues", QUT research has found. Postcoital dysphoria (PCD), characterised by tearfulness, a sense of melancholy or depression, anxiety, agitation or aggression following sexual intercourse, had been experienced by 46 per cent of surveyed women at some point in their lives.

Sperm production is costly, crickets show

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cricketMONASH U. (AUS) — The production of sperm is more biologically taxing than previously thought, a new study with crickets proves. In research published in the journal PLoS ONE, Damian Dowling of Monash University and Leigh Simmons, a professor at the University of Western Australia, have investigated the trade-off between sperm quality and immunity.

Pair Bonding 101: Beware Novelty-As-Aphrodisiac

How will you fill your pair-bonder “hole?”

Prairie volesIn recent years, scientists have been studying a fascinating mammal in greater depth: the prairie vole. There are many closely related vole species, but some species mate for life while others don't form pair bonds at all (like most mammals).

The prairie vole belongs to that curious 3 percent of "socially monogamous" mammal species, which includes humans. They pair up, usually for their short lives, sometimes with a bit of extra-pair coupling on the side ("cheating"). Again, like humans.

To Fall in Love With Anyone, Do This

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Couple gazing at each otherNew York Times, January 11, 2015 - More than 20 years ago, the psychologist Arthur Aron succeeded in making two strangers fall in love in his laboratory. Last summer, I applied his technique in my own life, which is how I found myself standing on a bridge at midnight, staring into a man’s eyes for exactly four minutes.

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