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Circadian Rhythms

is a kind of:

In draft Research Domain Criteria, a Construct of an Arousal and Regulatory System

"Circadian Rhythms are endogenous self-sustaining oscillations that organize the timing of biological systems to optimize physiology and behavior, and health. Circadian Rhythms:

    1. Are synchronized by recurring environmental cues;
    2. Anticipate the external environment;
    3. Allow effective response to challenges and opportunities in the physical and social environment;
    4. Modulate homeostasis within the brain and other (central/peripheral) systems, tissues and organs;
    5. Are evident across levels of organization including molecules, cells, circuits, systems, organisms, and social systems."

    This term appears in