The term 'Healthful Havens' refers to spas, which are places where people can go to relax and rejuvenate. Spas typically offer a variety of services such as massage, facials, and other treatments that are designed to improve physical and mental health. They also often provide amenities such as saunas, steam rooms, and hot tubs. Spas are becoming increasingly popular as people look for ways to reduce stress and improve their overall wellbeing.