However most of the basic vascular, nervous, endocrine, metabolic, immune biological mechanisms are the same, the differences being more quantitative than qualitative. Even in the sexual domain there are considerable similarities. A secret symmetry characterizes the biochemical background, behind the striking differences of which we are all aware.
Where do we set the borderline in the continuum of similarities? Let’s start a debate on this topic as a contribute to reshape our knowledge and challenge obsolete concepts with a view to opening new windows. A parallel approach to studying female and male sexuality might be useful and, hopefully, enriching for both sexes.