EQUUS - - EQ Medical Front -

New re­search shows that an elite en­durance horse, like a top race­horse, is likely to have a larg­erthan-av­er­age heart.

In­ves­ti­ga­tors at the Univer­sity of Penn­syl­va­nia took echocar­dio­graphic mea­sure­ments of the hearts of 34 Ara­bian horses, 23 of whom were con­sid­ered elite en­durance ath­letes based on re­cent com­pe­ti­tion re­sults. They found that dur­ing both phases of the heart­beat, the left ven­tri­cle0 was larger in the most suc­cess­ful en­durance horses than in av­er­age com­peti­tors.

This, ex­plains Meg Sleeper, VMD, means that “more blood is be­ing pumped into the body with each heart­beat,” po­ten­tially fu­el­ing a bet­ter per­for­mance. The cor­re­la­tion was so strong that ev­ery study horse in the elite group could be iden­ti­fied by this

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