Studies show that people who get enough sleep are happier, eat healthier, score better on cognitive tests and are healthier overall. (newbabynewpaltz.com)
Four years later, the people with the highest level of four out of five of the B12 markers also had the best scores on their cognitive tests. (liveinthenow.com)
In one study, patients with coronary artery disease were found to have significantly smaller amounts of gray matter — with worse performances on cognitive tests. (naturalhealth365.com)