Can a routine vaccine prevent dementia?

It’s fairly common for a medical treatment to cause side effects — but far more rarely, a side effect provides an unexpected benefit. This might be the case for the shingles vaccine, as evidence is mounting that it might also reduce the risk of dementia.

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Less butter, more plant oils, longer life?

Long-term research found that higher consumption of butter increases mortality risk, while higher consumption of plant-based oil lowers it. And substituting certain plant oils for butter might help people live longer. What’s a butter lover to do?

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