4 20: The Risks of Marijuana and Your Pet Can Drug Dogs Smell Nicotine? Everything You Need to Know Little Bear would like you to know the DANGERS OF VAPING AROUND YOUR PETS! Experts have warned the vapor could cause health problems like heart disease, respiratory issues and even cancer. A Your dog can't tell you they're breathing in secondhand smoke, but their lungs feel it. Protect your pets by keeping your home tobacco free. #QuitForThem #NationalDogDay Is Vaping Around Dogs Bad? Vet Approved Advice West Woodbridge Pet Hospital Vaping isn't just harmful to humans it's dangerous for our pets too! The aerosols from e cigarettes contain toxic chemicals and nicotine that can seriously harm pets if inhaled or ingested.