Health

Researchers find that brains with more vitamin D function better

An estimated 55 million people worldwide live with dementia, a number that's expected to rise as the global population ages. To find treatments that can slow or stop the disease, scientists need to better understand the factors ...

Alzheimer's disease & dementia

Drug slows Alzheimer's but can it make a real difference?

An experimental Alzheimer's drug modestly slowed the brain disease's inevitable worsening—but the anxiously awaited new data leaves unclear how much difference that might make in people's lives.

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