: Medical issues like vaginitis or urinary tract infections (UTIs) can change a female’s scent, mimicking the smell of a dog in heat and confusing intact males.

: Many owners find their spayed dogs become more stable, focused, and predictable companions, making them easier to train. Social Bonding

If the female seems unusually attractive to males, consult a vet to ensure there isn't an underlying health issue or "remnant" tissue.

An intact female dog goes into heat roughly twice a year. During this time, her behavior can change drastically. She may become restless, anxious, or even aggressive. She will also attract neighborhood male dogs, which can create a stressful environment for a male owner trying to protect his pet. 2. Reduction in "Roaming" Instincts