Relief for Tying Up and

Tiring Out In Horses

Fort Worth, Texas, July 28, 2014 – For many horse owners, the question is often not if

their horses will “tie up” but when. Exertional

rhabdomyolysis (ER) or tying up, as it is typically called, is the most

common form of muscular problem in horses and also occurs in humans, many times

as a result of extended exercise or change in diet.

The range can be from mild

occurrences of about once per year to severe cases with repeated incidents

after exercise or stress. According to Kansas State University, the condition is primarily

a muscle disorder characterized by the accumulation of unusable carbohydrate in

the muscle cells. The cause is a defect in muscle metabolism resulting in

inappropriately rapid processing of carbohydrate material and accumulation of

abnormal polysaccharide in muscle cells. In layman’s terms this means that the animal’s

muscle metabolism is having a problem handling the carbohydra