That uncertainty eventually may change with the new use of a brain test that indirectly measures levels of the critical neurotransmitter serotonin — which is involved in libido, arousal, mood, ...
12don MSN
Brain test predicts ability to achieve orgasm—but only in patients taking antidepressants
Researchers have discovered that the ability to have an erection or to orgasm is related to the levels of serotonin in the brain, but this relation only applies to depressed patients taking SSRI ...
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