Sugar-free gum is very toxic to dogs. Common signs of toxicity include lethargy and pets not acting like themselves. If you suspect that your dog has eaten gum, bring them to your veterinarian immediately. Video of dgfPFo3nF30 Related Articles When is Dog Panting Abnormal? How My Former Puppy Mill Dog Changed All of My Pet Health Assumptions Veterinarians are Working with Medical Doctors to Promote Early Detection of Lyme Disease Bald Eagle Rescue Photos: Blanketed and In the Car