Actor and Alzheimer's advocate Seth Rogen testifies before the Senate Committee on Appropriations about the disease's damaging effects on patients and their loved ones. Mandel Ngan/AFP/Getty Images hide caption

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A pile of IRS Form 1040 tax documents is seen in this file photo. Personal finance experts recommend keeping most records for three years after they're used in a tax return. Tim Boyle/Getty Images hide caption

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