
Researchers using the same Dog Aging Project data found substantially lower rates of aggression, fear, and separation-related behavior, but say the true prevalence remains uncertain.
Once a pet has been frightened, it never forgets the experience.
Karen Overall, MA, VMD, PhD, DACVB, CAAB, who's extensively studied what fear, stress and anxiety do to veterinary patients, explains what happens in a puppy's or kitten's brain when it has a scary experience at the veterinary clinic.
She also shares a personal story about the effects of inappropriate restraint.