Dr John J Ratey, USA, om koncentration och uppmärksamhet.

Physical Fitness Leads to Mental Fitness. Bra artikel i The Wall Street Journal.
Puls+ har tidigare pratat med Dr Ratey om hur pulsträning påverkar "attention and working memory".
"Activities that engage the brain and increase blood flow to the brain make all measures of attention better,” says John Ratey, a clinical associate professor of psychiatry at Harvard Medical School and author of the 2008 book “Spark. Läs hela artikeln här som heter Physical Fitness Leads to Mental Fitness. Researchers explore how exercise affects blood flow to the brain, suggesting it is a cure for a mental block.