Research has found cures for escaping Alzheimer and declining mental ability: (1) enrich your reading to more sophisticated one, (2) don’t retired.

What makes this research great: This is unique research because it has similar environmental influences and general lifestyles among the participants make the nuns an ideal population to study. It uses diaries and notes that nuns wrote in their 20s. The researchers use the data and compare them with their health records when they are old.

What makes this research great: This is very valuable research because it covers more than 8 thousands subjects across 10 countries. It can eliminate individual bias.