When I see a dog straining against their collar, wheezing as they pull their owner behind them, I often feel like stopping them to let them know about some modern alternatives to help to teach dogs to walk calmly beside humans. I’ve written more about this over at the Telegraph. Follow the link below to read the piece.
Please note that I am unable to answer veterinary questions in comments. If you have questions or concerns about your pet's health it is always better to contact your vet.