How Emotions Can Affect the Heart

A century ago, the scientist Karl Pearson was studying cemetery headstones when he noticed something peculiar: Husbands and wives often died within a year of one another. Though not widely appreciated at the time, studies now show that stress and despair can significantly influence health, especially that of the heart. One of the most striking…

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Your Kid’s Apps Are Crammed With Ads

Image Siblings, ages four and one, and their tablet. A study found that 95 percent of commonly downloaded apps marketed to be played by children ages 5 and under contain at least one type of advertising.CreditMark Makela/Corbis, via Getty Images Many developers market apps for children as being educational. So Jenny Radesky, a pediatrician who…

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