Halitophobia is the fear of having bad breath. The document discusses halitosis, or bad breath, covering its causes such as tonsillitis, sinus issues, and digestive disorders. It defines two types of genuine halitosis: physiological originating inside the mouth, and pathological originating from issues elsewhere in the body. Bad breath can be a sign of underlying disease. Management includes mechanical cleaning, mouthwashes, treating any underlying diseases, and counseling for those who falsely believe they have bad breath.