A health spa is a wellness center with an emphasis on improving health trough spa treatments. Unlike beauty spas, health spas often focus on overall fitness and wellness. Services offered at a health spa vary from place to place. Water-based treatments such as steam rooms, saunas, and baths are a major part of any health spa.In addition, many health spas offer a variety of spa services geared toward relaxing and improving the body. Massage therapy, skin and body improvement treatment such as facial and body wraps, and special baths are common services.