Sex and Relationships: Gender Facts Although some women have matching breasts, most women's breasts are asymmetrical in some way. In ancient Greece women banded down their breasts. The first bra is credited to Mary Phelps Jacobs in 1913. She used two handkerchiefs, ribbon and chord. Relationships can reduce the likelihood of depression and greatly decrease suicide. Married men live longer than single men do. Queen Victoria started the white wedding dress tradition in 1840. Before that, women simply wore their best dress. "Tie the knot" comes from Roman times, when the bride wore a girdle tied in knots that the groom untied after the ceremony. "Often a bridesmaid, but never a bride" was an advertisement for mouthwash. Legend says that if a single woman sleeps with a piece of wedding cake under her pillow —she will dream of the man she'll marry —and wake up with icing in her ear! The typical 65-year-old has spent 9 years watching TV. 90% of bird species are monogamous. 3% of mammal species are monogamous. Gender facts: Men can read smaller print than women can, but women can hear better. Gender facts: Bulletproof vests, fire escapes, windshield wipers and laser printers were all invented by women. Gender facts: The Pap test was invented by men. Learn about gender facts and who it affects at BeingGirl.com.