Does your voice share your fertility with others?
Monday, October 3, 2011 - 15:32
in Psychology & Sociology
(PhysOrg.com) -- Unlike members of other animal species, human females do not have obvious physical signs to show the opposite sex that they are ovulating. But research over the years have found subtle changes in women such as dressing, acting or even smelling more alluring during the times when they are most likely to conceive.