Sweat Rate, Composition, and the Importance of Fluid Balance

We detail the integral role that water and sodium play in our physiological processes, and how understanding sweat rate and composition can improve performance, recovery, and health.

Physiologist Jared Berg tests a sweat sample during a metabolic test.
Photo: Courtesy Jared Berg

We detail the integral role that water and sodium play in our physiological processes, and how understanding sweat rate and composition can improve performance, recovery, and health.