Spit phone saliva

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The Johns Hopkins team has developed a method of gauging the impact of a mother's stress on her unborn baby by monitoring sAA levels in her saliva. Once a saliva test is available, "more people would be willing to have the test done. Fortunately, spit is also swimming with antibodies that reduce the infectiousness of the bacteria in their midst; this means exposing babies to spit gives them a taste of pathogens while usually preventing them from getting sick. The salivary glands flood the mouth with an enzyme called salivary alpha-amylase sAA , and this can serve as a marker of stress. Spit, as it turns out, contains all sorts of juicy information. These off-balance levels indicate emotional over-sensitivity to stressful situations, a trait that can negatively affect life choices and stress management. They can be sent through the mail, and we're able to extract high-quality, high-quantity DNA. According to researchers at Johns Hopkins University's Center for Interdisciplinary Salivary Bioscience Research — yes, a research center dedicated to spit — saliva holds a "treasure trove" of data that is easily collected and inexpensively analyzed. One-third of heart attack victims drop dead without ever knowing they had high cholesterol, hypertension or the other factors that increased their risk of cardiac arrest.

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