Regular consumption of blueberries, such as these found at Butler's Orchard in Maryland, may prevent heart attacks in middle-aged women. Maggie Starbard/NPR hide caption

itoggle caption Maggie Starbard/NPR

An analysis of many studies finds a small spare tire may be associated with longer life. But skeptics say that conclusion is rubbish. iStockphoto.com hide caption

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The bubbles in champagne tickle the tongue and transfer wonderful aromas to the nose. iStockphoto.com hide caption

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The contents of a box of some of the new foods containing caffeine collected by the Center for Science in the Public Interest. Karen Castillo Farfán/NPR hide caption

itoggle caption Karen Castillo Farfán/NPR

There's new evidence that kids can reduce calories and feel full by snacking on veggies and cheese instead of chips. famfriendsfood/Flickr.com hide caption

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Tea a dangerous habit? Women have long made a ritual of it, but in 19th century Ireland, moral reformers tried to talk them out of it. At the time, tea was considered a luxury, and taking the time to drink it was an affront to the morals of frugality and restraint. iStockphoto.com hide caption

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The taste of Mock's tomatoes starts with the seed. He uses only organic varieties, including cherry and several heirloom varieties. Allison Aubrey/NPR hide caption

itoggle caption Allison Aubrey/NPR