The debate rages. Are electronic dog training collars cruel to the dog you Are trying to train or are they a useful tool in aiding in the training of your dog? Ask this question to 3 people and you’ll get 3 very different opinions. Some professional dog trainers swear by these devices while others will be equally adamant that they are cruel and really not a good nor effective means of training a dog. I would advise to consult your vet before starting any training for your dog and seek out a variety of opinions.