Optimal Insights
Aug 28, 2026
A marathon is rarely decided by fitness alone. Across 42.195 kilometres, pacing, heat, fluid loss, sodium depletion and fuelling compound with every step. This evidence-based guide explains how to hydrate...
Jan 23, 2026
Evidence-Based Strategies for Peak Performance, Endurance, and Recovery. The hybrid racing landscape, headlined by events like HYROX, represents a profound departure from traditional linear endurance. These competitions necessitate the simultaneous...
Jun 8, 2025
Hydrate Before You Sweat. Did you know that in tropical conditions, athletes can lose up to 3 liters of sweat per hour — before thirst even sets in? But sweat...
