Harvard study online dating

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Finally, attraction seems to lead to a reduction in serotonin, a hormone that’s known to be involved in appetite and mood.Interestingly, people who suffer from obsessive-compulsive disorder also have low levels of serotonin, leading scientists to speculate that this is what underlies the overpowering infatuation that characterizes the beginning stages of love.

As it turns out, love is all about the brain – which, in turn, makes the rest of your body go haywire. Helen Fisher at Rutgers, romantic love can be broken down into three categories: lust, attraction, and attachment.The two primary hormones here appear to be oxytocin and vasopressin (Figure 1).Oxytocin is often nicknamed “cuddle hormone” for this reason.The effects are less pronounced with estrogen, but some women report being more sexually motivated around the time they ovulate, when estrogen levels are highest.A: The testes and ovaries secrete the sex hormones testosterone and estrogen, driving sexual desire.

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