KER.equinews.com - Full Article
By Kentucky Equine Research Staff · April 23, 2013
Endurance horses that perform in hot environments may become dehydrated because of large sweat losses that can be as high as 8 to 9% of body weight during long-term exercise. Because large sweat losses may affect the performance or health of the horse, strategies that assist the horse in maintaining fluid and electrolyte balance during endurance exercise may be beneficial.
Absorption of water from the gastrointestinal (GI) tract into the extracellular fluid may be important in exercising horses, and it has been suggested that the composition of the diet consumed prior to competition may affect the amount of water available in the GI tract during competition...
Read more here: