What makes adult human males attractive (to adult human females) ? Of
the many possible factors, at least three have been scientifically
investigated, measured, and described by ‘Honest Signals’ researcher Dr. Nick Neave
, of the School of Life Sciences, Department of Psychology, at Northumbria University, Newcastle upon Tyne, UK.
Factor one: Facial hair (of the right length)
“A within-subjects design employed one condition (facial
hair) incorporating five levels (clean-shaven, light stubble, heavy
stubble, light beard and full beard).”