Principles
Understand the mechanisms, then pick drills with intent.
Attention Is Not a Battery: Three Attention Systems
A plain-language look at alerting, orienting, and executive control—and why it is hard to “switch back” after short video.
The Scroll Loop: Variable Reward and Habit Circuits
Behavioral science on why short video hooks easily: cue, behavior, variable reward, and habit strengthening.
Cognitive Load: Why More Information Means Slower Work
How intrinsic, extraneous, and germane load affect learning and focus, and how training and environment can lighten the load.
Neuroplasticity Basics: How Practice Changes Skill
Non-clinical language on practice, repetition, and skill consolidation—without overselling “rewiring the brain.”
Sleep Rhythm and Daytime Performance: A Primer
How irregular schedules affect alerting and executive control, and practical rhythm-reset ideas (not medical advice).
Working Memory Basics: How Small the Desk Is
How working memory relates to short-term storage and attention control, and where exercises like N-Back fit.