In Older Adults, Poor Sense of Smell Could Signal Sooner Death

We all know the prototypical signs of aging: slower reaction times, loss of flexibility, balance problems. But, according to a new study, an unlikely signal may be more reliable than any of those in predicting how close we are to the end of our lives: a diminished sense of smell.

Researchers found that older people’s ability to discern common scents reliably predicted whether they’d be alive five years later – serving as a “canary in the coal mine” for underlying health issues.

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