Our fel­low blog­ger Jere­my over at Psy­Blog has writ­ten a thought­ful post com­par­ing the val­ue of a num­ber of cog­ni­tive enhanc­ing tools. His over­all verdict? “The evi­dence for exer­cise boost­ing cog­ni­tive func­tion is head-and-shoul­ders above that for brain train­ing, drugs, nutri­tion­al sup­ple­ments and med­i­ta­tion. Sci­en­tif­i­cal­ly, on the cur­rent evi­dence, exer­cise is the best way to…