title: Failed efforts to thwart Alzheimer's disease raise questions.  Combining medications or keeping active may provide modest protection.
mesh_terms: D000544:Alzheimer Disease / Q000378:metabolism* / Q000517:prevention & control / Q000628:therapy*; D000682:Amyloid / Q000096:biosynthesis; D006801:Humans; D012307:Risk Factors
chemical_list: D000682:Amyloid