There is no doubting the tremendous long term value that training and a little know how has on powers of concentration & memory. No credible academic study will dispute this fact
When you know what you are doing .When you have the right tools . MEMORY & FOCUS can be trained . The best part, you will see dramatic improvements in just a few days. Improvements that will last a lifetime .For the best results .Overload at speed over a compressed time frame .
Working memory acts as potential limiter . All things being equal. The higher your scores the better your results.