Fatigue Coefficient Check
Q1I get irritated easily
Q2I feel anxious for no clear reason
Q3I feel restless
Q4I feel low
Q5I'm sleeping poorly
Q6Something feels physically off
Q7I have trouble concentrating
Q8I'm making more mistakes than usual
Q9I get hit with strong drowsiness during work
Q10I have no motivation
Q11I feel completely exhausted
Q12I wake up already feeling drained
Q13I tire more easily than I used to
Low Fatigue
Right now, your
recovery cycle is working
Almost none of the symptom patterns are showing up. Your cortisol and dopamine systems appear balanced, and your recovery cycle is doing its job. Protecting this baseline is what makes long-term performance possible.
Read first Totonou: The Japanese Word for What Your Brain Has Been Missing → Read next How Gratitude Rewires the Brain →Accumulating
The early signs of
fatigue are showing up
Nothing severe yet — but if recovery keeps falling behind accumulation, lower focus and motivation can start to become the norm. This is the easiest stage to correct: fixing your sleep and movement rhythm now pays off the most.
Read first Why You Can't Focus Anymore → Read next Sleep Makes Memories: What Your Hippocampus Does at Night →High Fatigue
Your nervous system
is running in chronic overload
Multiple symptoms are present, consistent with a nervous system under chronic overload. Prefrontal cortex function tends to drop in this state, making judgment and focus harder. This calls for active recovery — better-quality rest, less stimulation — not just pushing through.
Read first Why Vacation Doesn't Restore Your Brain → Read next Totonou: The Japanese Word for What Your Brain Has Been Missing → Also read Sleep Makes Memories: What Your Hippocampus Does at Night →Critical
This is not a stage
for self-care alone
Nearly every item applies — this is a critical level of fatigue accumulation. On Japan's own MHLW checklist, this range is where consulting a doctor or health professional is recommended. Don't rely on self-care alone — consider talking to a professional.
Read first What Burnout Actually Does to Your Brain → Read next Why Vacation Doesn't Restore Your Brain →Measurement history
Other measurement: check your Dopamine Debt Score → / Sound Lab →
This check is based on the self-assessment items of Japan's Ministry of Health, Labour and Welfare "Worker Fatigue Accumulation Checklist" (2023 revision). It is not a medical diagnosis. Source: Japan MHLW