SPA in a narrow sense includes cold bath, hot bath, alternating hot and cold bath, seawater bath, hot spring bath and tap water bath. SPA in a broad sense includes well-known spa, aromatic massage, bathing and removing dead angles.
PA means to use water to achieve healthy, healthy water. Spa refers to the use of water resources combined with bathing, massage, skin care products and incense to promote metabolism and satisfy people's vision, taste, touch, smell and thinking to achieve a kind of physical and mental enjoyment. Pay attention to natural health therapy, exercise, fitness, diet and nutrition, and maintain physical and mental coordination.