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Endogenous Signal Fidelity

Meaning

Endogenous signal fidelity refers to the accuracy and clarity with which the body’s internal chemical messengers, such as hormones and neurotransmitters, are produced, transmitted, and received by target cells. High fidelity means the signal is delivered and interpreted correctly, ensuring precise physiological responses and maintaining homeostatic balance. Diminished fidelity is a hallmark of endocrine aging and pathology.