Source: Christine Dugas, USA Today

Paul Geisert was always tech savvy and good at managing his finances until one day seven years ago when he couldn't complete his tax return. The TurboTax software that he normally used seemed complicated. And when he went out to eat, he found it hard to estimate the tip.

Geisert, then 73, quickly realized that he couldn't ignore the problem. He went to a doctor for mental tests. They confirmed that his slippage in finances was a sign of mild cognitive impairment, or MCI.

Read Full Article: Memory loss can put retirement savings at risk