Mary Roach Quote

Kissing is a less aggressive form of bacterial transplant. Studies of three different gingivitis-causing bacteria have documented migration from spouse to spouse. Periodontically speaking, an affair might be viewed as a form of bacteriotherapy.

Mary Roach

Kissing is a less aggressive form of bacterial transplant. Studies of three different gingivitis-causing bacteria have documented migration from spouse to spouse. Periodontically speaking, an affair might be viewed as a form of bacteriotherapy.

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About Mary Roach

Mary Roach (born March 20, 1959) is an American author specializing in popular science and humor. She has published seven New York Times bestsellers: Stiff: The Curious Lives of Human Cadavers (2003), Spook: Science Tackles the Afterlife (2005), Bonk: The Curious Coupling of Science and Sex (2008), Packing for Mars: The Curious Science of Life in the Void (2010), Gulp: Adventures on the Alimentary Canal (2013), Grunt: The Curious Science of Humans at War (2016), and Fuzz: When Nature Breaks the Law (2021).