Anhidrosis: What to Remember
Anhidrosis is a common condition that frequently presents during the long, hot days of summer and is the inability of the horse to produce an adequate amount of sweat.

The decreased ability to maintain proper body temperature limits athletic potential, increases risk for heat stroke, and could compound other disease processes. The cause of anhidrosis is not well defined, but is believed to involve over-stimulation of the horse’s sweat glands by stress hormones, typically occurring in the summer months.

A horse could only have minor decreases in sweat production, resulting in subtle clinical signs, or a total loss of sweat production and severe signs of hyperthermi

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