This has all the markings of a pseudoscientific fad. 1. Abundance of flimsy anecdotal evidence 2. Mostly subjective measures of outcome (I feel smarter and re

This has all the markings of a pseudoscientific fad. 1. Abundance of flimsy anecdotal evidence 2. Mostly subjective measures of outcome (I feel smarter and refreshed!) 3. Seemingly plausible, but totally unverified scientific reasoning I'm not holding my breath yet.