This versatile tuning fork is designed for use on dogs, other animals, as well as humans! It is effective for addressing concerns in dogs, cats, and horses; helping to reduce anxiety, alleviate stress, relieve pain, manage digestive issues, hip discomfort, and more. For humans, it also addresses the same set of concerns, including headaches, frustration, and various other physical issues. The tuning fork is an excellent holistic tool for promoting overall wellness.