Pets can have a variety of effects on relationships. They can bring joy, companionship, and a sense of responsibility to a relationship. Pets can also provide opportunities for couples to bond over their shared love for the animal, leading to increased communication and teamwork. However, pets can also be a source of disagreement if partners have differing opinions on pet care, responsibilities, or even the presence of a pet in the household. Clear communication and compromise are key in navigating the impact of pets on relationships.