New Study Adds to Growing Link Between Apples, Lung Health   McLean, Va. - New research suggests that eating that proverbial apple a day can reduce the risk of developing asthma. Researchers from London's King's College and the University of Southampton have reported that people who ate at least two apples per week had a 22-32 percent lower risk of developing asthma than people who ate fewer apples.  Their conclusions were based on population-based case-control study of 1,471 adults in the United Kingdom that sought to