These days there are many dog trainers and dog owners who are under the belief that an electric dog collar (e-collar, shock collar, etc.) actually make aggression and anxiety worse in dogs.
This can sometimes be true!
But only if the person using the collar is doing so improperly.
Done right, an electric collar is the quickest and most humane way to achieve the dog training results you’re looking to get. It allows you to drastically shorten the time it takes to achieve a goal and can be done with very low levels of stimulation.
Watch this training video to determine just how an e-collar can help fix dog aggression, anxiety, and aggressive dogs.