Circadian Rhythm

Definition

Physical, mental, and behavioral changes that follow a 24-hour cycle.

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These natural processes respond primarily to light and dark.

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Related Health Terms

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Aerobic Exercise

Physical exercise of low to high intensity that depends primarily on the aerobic energy-generating process.

Amino Acid

Organic compounds that combine to form proteins.

Anabolic

Metabolic pathways that construct molecules from smaller units.

Anaerobic Exercise

Physical exercise intense enough to cause lactate to form.

Atrophy

The wasting away or decrease in size of an organ or tissue in the body.

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This content is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.