Did our early ancestors get smarter from eating bugs?

A 5-year study of capuchin monkeys suggests foraging for hard-to-find insects may have helped our early ancestors’ brains evolve the thinking ability that led to advanced tool use.

Low Vitamin B12 Levels May Lead To Brain Shrinkage, Cognitive Problems

Older people with low levels of vitamin B12 in their blood may be more likely to lose brain cells and develop problems with their thinking skills, according to a study published in the September 27, 2011, print issue of Neurology®, the medical journal of the American Academy of Neurology…