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Functional Output Demands

Meaning

Functional Output Demands refer to the total cumulative physiological and metabolic workload that an individual’s body is required to sustain, encompassing high-level cognitive function, physical endurance, emotional stress resilience, and continuous tissue repair. These demands place a direct burden on the endocrine and metabolic systems, requiring optimal hormonal production and signaling to meet the energy and adaptive requirements. When the demands exceed the capacity of a suboptimal endocrine system, symptoms of fatigue, cognitive decline, and reduced recovery manifest, indicating a need for clinical intervention.