dementia

A plaque-busting Alzheimer's drug called Aduhelm has yet to prove it can preserve memory and thinking. Even so, its approval by the Food and Drug Administration is making some patients opitimistic.

At 83, Hopkins says he knew exactly how the play his role in the film The Father. "I just had a sense of it," he says. The film was directed by Florian Zeller, whose grandmother had dementia.

Two new human studies back earlier hints that vaccines designed to prevent respiratory infections might also provide some protection against Alzheimer's disease.