Things that make women want to sleep with you – Guys, you need to know this!

6. Genetics

Women prefer men whose MHC genes (or Major HistoCompatibility genes) are dissimilar to their own, because this is the set of genes involved in determining an individual’s immune function. “Having children with men who are dissimilar produces children with healthier immune systems,” Buss explains. “Astonishingly, women seem to be able to pick this up through sense of smell, especially at ovulation, if they are not on hormonal contraceptives.”

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