Dogs that had puppies, females spayed after their heat cycles began and dogs that were never spayed are at highest risk.

URBANA, Ill. (WCIA) — The University of Illinois’ College of Veterinary Medicine is looking to help female dogs by making ...

The spaying of female dogs and neutering of male dogs is an extremely common practice in North America: 83% of owned dogs are spayed or neutered in the United States. This is certainly not a universal ...

A new UC Davis study updates guidelines on when to neuter or spay a dog to avoid health risks. (Claudio Gennari via Flickr CC by 4.0) Researchers at the University of California, Davis, have updated ...

Q: I recently adopted Missy, my mother's middle-aged, mixed-breed dog. She was never spayed, and she has two small masses in her mammary glands. Are these masses likely to be cancer? If not, should I ...