Fighting dogs are kept isolated from other dogs, so they spend most of their lives on short, heavy chains. The dogs are exercised under controlled conditions, such as a treadmill. They are often given quality nutrition and basic veterinary care. The conditioning of fighting dogs may also make use of a variety of legal and illegal drugs. Narcotic drugs is an example used to increase the dog's aggression and increase mask pain or fear during a fight. Fighting dogs usually have their ears cropped and tails docked close to their bodies. This reason being is because, it limits the areas of the body that another dog can grab onto in a fight. It also makes it more difficult for other dogs to read the animal's mood and intentions through normal body
