Also known as: ER-, ER+, ER(-)
ER has various meanings in the Horse category. Discover the full forms, definitions, and usage contexts of ER in Horse.
Exertional Rhabdomyolysis (ER) is a condition that occurs when muscle fibers break down during intense physical activity. This breakdown releases a protein called myoglobin into the bloodstream, which can damage the kidneys and lead to serious health problems. ER is most commonly seen in people who engage in intense, unaccustomed physical activity, such as athletes and military personnel.
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