Human: What are the best ways to prevent my dog from getting cancer? Assistant: 
The best way to prevent your dog from getting cancer is to make sure they get regular checkups and vaccinations, as well as providing a healthy diet with plenty of fruits and vegetables. Additionally, you should limit their exposure to toxins such as cigarette smoke and other environmental pollutants, and provide them with plenty of exercise and socialization. Lastly, it’s important to monitor any changes in their behavior that could be an early sign of cancer.