Overtraining

Bodybuilding Terms

OTSOverreaching

Definition

A state of chronic fatigue and performance decline from excessive training volume or intensity without adequate recovery. Markers like cortisol, CRP, and CK can help identify it.

Related Blood Markers

Cortisol

Unit: nmol/L

Primary stress hormone produced by the adrenal cortex. Regulates metabolism, immune response, and blood pressure. Levels follow a diurnal pattern (highest in the morning).

CRP

Unit: mg/L

Non-specific marker of inflammation. Elevated in infection, injury, or chronic disease.