Research suggests neutering Rottweilers may shorten their lives.

Males neutered before one year of age lived one-and-a-half years 

and females one year shorter than their intact counterparts. 

Neutered dogs under four-and-a-half years had similar results.  

"Our study was one of the first to show that neutering dogs does not increase their lifespan,"  

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said study lead author and JCU Senior Lecturer in Veterinary Reproduction Dr. Carolynne Joone. 

That wasn't what we found, which was surprising. 

We had statistics on when dogs were desexed and died, which was lucky." 

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