Do routine, elective gonadectomies really increase dogs' lifespan?April 11, 2023Many studies have reported a consistent association between canines being gonadectomized and longer average lifespan—several months to two years longer in females, and none to over a year longer in males. However, the methodology of these studies should be carefully assessed before accepting that the association between being gonadectomized and lifespan reflects a causal relationship.
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