Research

The research behind
Mental Capacity Management.

Every claim on this site and inside the product is either checked against a named, peer-reviewed study, or explicitly labeled as a traditional practice without that kind of backing. This page collects all of it in one place, organized by what it's actually used for.

The economic case

$8.9T global cost of disengagement
Up to 200% of salary to replace a burned-out employee
$4 return per $1 invested in mental health treatment
Related reading: on the blog →

Naming what you feel

Affect labeling reduces amygdala reactivity
Lieberman et al., Psychological Science (2007) — https://pubmed.ncbi.nlm.nih.gov/17576282/

Breath, movement, and attention

Slow breathing improves heart-rate variability
Systematic review & meta-analysis (2022) — https://pubmed.ncbi.nlm.nih.gov/35623448/
Yoga measurably reduces stress physiology
Pascoe et al., Psychoneuroendocrinology (2017) — https://pubmed.ncbi.nlm.nih.gov/28963884/
Meditation improves psychological stress outcomes

Writing, sound, and self-talk

Expressive writing produces measurable health benefits
Natural sounds reduce measured stress
Systematic review & meta-analysis, Stress (2024) — https://www.tandfonline.com/doi/full/10.1080/10253890.2024.2402519
Self-affirmation improves problem-solving under stress

Why the daily habit is built the way it is

Short, repeated actions become automatic habits
Lally et al., European Journal of Social Psychology (2010) — https://onlinelibrary.wiley.com/doi/abs/10.1002/ejsp.674

One practice is deliberately not in this list: Sufi contemplative reflection, one of the seven Protocols. It's a centuries-old contemplative tradition, not a peer-reviewed clinical intervention, and we say so plainly rather than assign it research it doesn't carry.