November 21, 2014 -- Updated 1724 GMT (0124 HKT)

Alzheimer's: A cruel journey

Sandy Halperin was diagnosed with early stage Alzheimer's disease at age 60. Instead of giving up in the face of his diagnosis, he's fighting back.

CNN 10: World's Healthiest Cities

Where we live matters. Just ask residents in the world's 10 healthiest cities. They live longer, breathe easier, and weigh less than the rest.
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