A kiss on the mouth or sharing utensils can transmit bacteria
When Rachel Sarah took her daughter in for her first dental checkup a few years ago, she got a surprise. Not only did her 24-month-old have two cavities in her baby teeth, the pediatric dentist suggested she might have “caught” them from her mom. “The dentist handed me this piece of paper that talked about saliva transfer,” said Sarah, a 37-year-old writer from San Francisco. “It said not to share cups or utensils or food and said, ‘No kissing your kid on the lips.’ I was shocked; I’d been taking a bite of food and then giving her a bite since she started eating. I told the dentist I’d never heard of this and he said these were new findings.” As it turns out, studies about the transmission of cavity-causing bacteria from mom to baby have been published for 30 years. The primary culprit is Streptococcus mutans, a bacteria that can pass from person to person through the transfer of saliva, such as sharing utensils, blowing on food, and yes, even kissing that sweet little bundle of joy on the mouth... Read the full story.