Biomarkers
2 articles
WellnessOctober 19, 2026 · 11 MIN
Biomarker Blood Testing Guide for Endurance Athletes
Standard blood test reference ranges are built for sedentary populations — which means your results can look abnormal when you are actually healthy, or look normal while you are quietly underperforming. This guide covers the key biomarkers that matter for endurance athletes, optimal testing frequency, athlete-specific interpretation, and the red flags that require immediate attention.
HydrationOctober 11, 2026 · 12 MIN
Kidney Stress in Endurance Athletes: Biomarkers, Risks, and Hydration Strategies
Kidney stress markers including NGAL and KIM-1 reveal that acute kidney injury affects up to 80% of marathon finishers at subclinical levels. Understanding the interplay between dehydration, rhabdomyolysis, and renal function is essential for endurance athletes seeking to protect long-term kidney health.