Scientific Study: Contraceptive pills usage causes women to choose wrong type of men

Oral contraceptives have been found to have a significant impact on the choice of the pair. Investigated the effects of oral contraceptives University of Turku evolution researcher Markus Rantala says Uusi Suomi, what kind of problems birth control pills can cause.

- All that change a woman's hormone levels, messes up a couple of selection. Birth control pills affect how women select couple and what a woman looks like. It will change the entire system, says Rantala.

Normally, women prefer Rantala, the smell of men who are genetically different from women themselves. Mechanism to prevent the mating of a close relative, and the offspring will receive the greatest possible genetic variation.

- The research group studies have shown that inbreeding reduces immune defence ability and attractiveness. Inbreeding can also normally be covered by a genetic disease in the offspring to emerge and cause mental retardation, Rantala says.

When a woman is taking birth control pills, she favors Rantala of the men who smell like the woman herself.

[link to www.uusisuomi.fi]