A long-held view among HIV researchers is that overlapping multiple sexual partners (aka concurrency) fuels the spread of HIV in Africa. But the authors of a new paper published in the journal AIDS and Behavior are questioning the strength of the supporting evidence. “This theory, which we accept as fact, is really just the strong …
Love & Relationships
Politics can be bad for the libido
Republicans suffered a set back last November in more ways than one. A new study appearing today in the medical journal PLOS One shows that, in the hours after Obama was announced the 44th president of the United States, male, college-aged McCain fans experienced an immediate drop in testosterone. For the study, 183 people offered up …
The evolutionary of roots of “cuddle hormone” oxytocin
A hormone known as the “cuddle chemical” helps humans to form monogamous bonds, to feel a loving attachment to their kids, and even to produce breast milk. Now, a new report in Science shows that an avian version of that very same hormone also helps birds to stick together as a flock — a sign that of our seemingly unique social bonds …
The Science of One-Night Stands
In a confirmation of persistent stereotypes, an international team of psychologists have determined that when it comes to one-night stands, men have much lower standards than women do. The study, published in the journal Human Nature, revealed that when asked whether they would “go out with,” “go home with,” or “go to bed with,” a member …
Marriage 101
Getting married during challenging times — say, during a global economic downturn — can put stresses on your budding relationship that most couples aren’t forced to endure for years. Yet, according to researchers, there may be an upside to testing your bond early on.