"Humans are relatively flexible species," Michael R.
It's not what you think -- the stamina or "re-boot" ability of the younger male.
The women like the flexibility and sense of adventure of their more spontaneous, younger companions, Tina B.
The much touted idea that women peak sexually in their 30s and men in their teens does not enter into it -- most of these couples are beyond both those age periods.
But what about the notion that men are "hard-wired" to seek a smooth-faced, curvy receptacle for reproduction and thus are drawn to younger women?
Tessina, Ph D, a licensed family therapist in practice in Long Beach, Calif., and author of The Unofficial Guide to Dating Again, tells Web MD.
For their part, the men like the sophistication and life success of their older mates, she explains.
If the voltages are different, one becomes the pursuer and one the distancer.
This can create pain." Voltages are not a factor of age, she says.
Braving "robbing the cradle" jokes, almost one-third of women between ages 40 and 69 are dating younger men (defined as 10 or more years younger).
According to a recent AARP poll, one-sixth of women in their 50s, in fact, prefer men in their 40s.
Mature women are always in search of naughty sex dates and at all ages, even the more advanced, and they have managed to keep their sense of lust and sleaze thanks to their exciting old slut character.