Bernice Acosta and other yoga enthusiasts practice in New York's Times Square at an event marking the 2011 summer solstice. Some Hindus say such events have little to do with yoga's spiritual roots. Mario Tama/Getty Images hide caption

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The Passover Seder plate with symbolic foods (clockwise, from top center): horseradish; a shank bone; a mixture of fruit, wine and nuts called haroset; lettuce, parsley and an egg. Dan Goodman/AP hide caption

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Eating foods high in saturated fat may increase fertility problems in men, a preliminary study finds. Robert Byron/iStockphoto.com hide caption

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