• This Aug. 9, 2015 self-portrait shows Michele Saltzman of Bedford, Mass., and Lucas, a 10-year-old beagle she adopted in October, 2014, from a shelter in Vermont. Because Lucas has a heart murmur and fainting spells, she went online and bought a PetPace health collar, which immediately notifies her about any changes in Lucas' vital signs. A wearable collar can tell an owner when a dog is in pain, something even the dog is sometimes not able to do. It’s just what Saltzman needed for Lucas.(Michele Saltzman via AP)

    New collars monitor pets for pain, problems

    LOS ANGELES (AP) — You can use wearables with GPS to keep track of wandering dogs. Others help you track animals’ physical activity.

    Updated: 4:33 pm