Blood test offers a chance to predict Alzheimer’s

Researchers have developed a new blood test that may be able to tell individuals if they will develop Alzheimer’s disease, years before any symptoms appear.

But with no cure for Alzheimer’s, and with medication of only limited effect, such a predictive test poses a profound question for patients: Is it better to be aware of the approach of an inevitable disease, or to live on in relatively happy ignorance?

Carly Weeks Reports

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