Through out the course of time people--especially guys had some insane ideas about women's bodies--and they actually believed this stuff.  In the 21st century it seems a little odd, but check this stuff out....

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      Some girls didn't need to eat. Like ever.

      "Hysteria" was cured by a personal massage

      Lemons prevented pregnancy.

      Seeing ugly things when pregnant made ugly babies.

      Women had fewer teeth than men.

       (HuffingtonPost.com)