Specialists

Featured on Channel NewsAsia

Fluids

Sweating and fluid supply

During physical exertion the body’s core temperature increases. The cooling effects of wind and heat loss by radiation are insufficient to prevent it rising dangerously; they are supplemented by the production and evaporation of sweat. Sweating begins after 1½–3 minutes of work and increases steadily before leveling out after 10–15 minutes, […]