<p>AP Photo/Jose Luis Magana Health and Human Services Secretary Kathleen Sebelius speaks during the Alzheimer's disease conference Tuesday at the National Institute of Health in Bethesda, Md.</p>
May 16, 2012
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May 16, 2012 9:15 p.m.
Early therapy could delay memory loss
Scientists seek ways to stall Alzheimer's earlier
WASHINGTON - Look for a fundamental shift in how scientists hunt ways to ward off the devastation of Alzheimer's disease - by testing possible therapies in people who don't yet show many symptoms, before too much of the brain is destroyed.