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Do Dobermans really become aggressive or "crazy" as they get older?

Updated On September 23rd, 2025

Pet's info: Dog | Siberian Husky | Male | unneutered | 58 lbs

Hello . Do Dobermans get mad and crazy when they get older? I hear this sentence a lot and I don't know what's the reason? They believe their brain get small when they grow up

1 Answer

Most Helpful Answer

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Answered By Jennifer Summerfield, DVM CPDT-KA

Veterinarian, Certified Dog Trainer

Published on April 10th, 2018

Hi there! No, as a breed, Dobermans don't get "mad and crazy" when they get older, any more than any other breed. Dogs of any breed can develop aggression issues for a variety of reasons. It's not true that a Doberman's brain gets smaller as they get older - this is a myth.

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