Quote from toc:
regular exercise, walking, solving puzzles and eating lots of fish and seafood..........you will never come across senile status.
Also Turmeric (an Indian spice) Low incidences of Alzheimners in areas of India where it is a major art of the diet. Inhibitory action on Amyloid Plaque formation confirmed in lab studies. Sprinkle a teaspoon on your meusli in the morning.