How do dogs get worms and what are the common symptoms of worm infestations in dogs?

Dogs can get worms from eating contaminated food or water, or from coming into contact with infected animals. Common symptoms of worm infestations in dogs include weight loss, vomiting, diarrhea, bloated belly, and scooting their bottom on the ground. Regular deworming and good hygiene practices can help prevent worm infestations in dogs.