Mental exhaustion can be objectively measured through physiological markers
the verdict
SUPPORTED
the evidence backs this
confidence 84/100
Mental exhaustion and cognitive load can be objectively assessed using physiological markers such as heart rate variability, pupillometry, and autonomic nervous system activity.
Evidence for · 3
Pupillometry and autonomic nervous system responses to cognitive load and false feedback: an unsupervised machine learning approach
2024 · cited by 21
Demonstrates that autonomic nervous system responses, including pupillary dynamics and heart rate variability, reflect cognitive load and stress.
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More for · 2
Examining the Influence of Cognitive Load and Environmental Conditions on Autonomic Nervous System Response in Military Aircrew: A Hypoxia–Normoxia Study
2024 · cited by 8
Shows that high cognitive loads induce measurable alterations in autonomic nervous system activity such as increased heart rate and decreased heart rate variability.
Digital twin for Taekwondo athletes: integrating sports nutrition and psychological readiness using artificial intelligence.
2026 · cited by 0
Highlights the use of physiological biomarkers like heart rate variability and cortisol to detect fatigue and stress dysregulation.