How to Track Whether a Supplement Is Actually Doing Anything
Judging a supplement from memory is the least reliable method available, because expectation shapes recall and you have no record of th
25 June 2026Read →
Practical attention, routine and habit guides that cost nothing and outperform most supplements.
Judging a supplement from memory is the least reliable method available, because expectation shapes recall and you have no record of th
Regular meaningful social contact is consistently associated with better cognitive outcomes in older adults.
Mindfulness practice has reasonable evidence for improving sustained attention and reducing mind-wandering, with smaller and less consi
External memory systems are not a sign of failing recall; they are how competent professionals have always worked.
Sustained learning of a genuinely difficult skill is one of the better-supported cognitive investments available.
Caffeine blocks adenosine, the molecule that builds sleep pressure through the day, which is why it delays tiredness rather than creati
A useful morning routine protects the first hours of the day for whatever matters most, rather than filling them with elaborate rituals
Every interruption forces a re-entry cost, and information being encoded when the interruption arrives is often lost entirely.
The two-minute rule says a new habit should start small enough to be almost trivially easy, because consistency compounds and ambition
Deep work is sustained, undistracted concentration on a cognitively demanding task — the state where meaningful output actually happens