The world is making heady progress in the fight against dementia
Recent studies indicate a significant decline in dementia rates among elderly populations in the United States and Europe over the past several decades. Researchers suggest that improved health factors and lifestyle changes may be contributing to this unexpected downward trend.
Why it matters
This finding challenges the assumption of an inevitable dementia epidemic, offering hope for public health strategies and aging populations.
WHEN ERIC STALLARD, an actuary and academic, began looking into the incidence of dementia among elderly Americans, he was so stunned by his findings that he held off publishing his first paper on the subject for two and a half years while he double-checked his work. “I wanted to be absolutely certain,” he recalls, since the numbers defied all expectation. Instead of confirming the received wisdom that America faced an intensifying plague of the condition, they showed that the proportion of old people succumbing to it was in fact shrinking fast. “I was shocked by the declines,” he says.Mr Stallard has been working for a decade to corroborate this revelation. His findings have, if anything, become even more striking.
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