Futile Fertility

Pole dancers who are "on heat" earn more than their non-fertile colleagues, research has shown.
Researchers at the University of New Mexico compared the earnings of erotic dancers in the fertile period of their menstrual cycle with dancers on the Pill - and found men coughed up more in tips for women at the peak of their fertility.
It provides more evidence that women send out "secret signals" to men at times when they are ready to conceive.
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