Diet and Alzheimer’s

From the NYT: Diet May Be Linked to Lower Alzheimer’s Risk in Older People. Starts this way:

Older adults appear to be at lower risk for Alzheimer’s disease if they eat a diet rich in fish, poultry, fruit, nuts, dark leafy greens, vegetables like broccoli and cauliflower, and oil-and-vinegar dressing, a new study has found.