A spa is a location where mineral-rich spring water (and sometimes seawater) is used to give medicinal baths. Spa towns or spa resorts (including hot springs resorts) typically offer various health treatments, which are also known as balneotherapy. The belief in the curative powers of mineral waters goes back to prehistoric times. Such practices have been popular worldwide, but are especially widespread in Europe and Japan. Day spas are also quite popular, and offer various personal care treatments. Spa word was used in the past in respect to water treatment. Spa word was originated from Latin word 'Spargere' means sprinkle or moisten. Spa word was also joined to Latin expression Salus Per Aquam suggests that 'health through water'. Spa word is also believed to be originating from a 'Spa' name of the city in European country.
A 'body treatment', 'spa treatment', or 'cosmetic treatment' is non-medical procedure to help the health of the body.
in Europe, therapeutic baths have always been very popular, and remain so today. The same is true in Japan, where the traditional hot springs baths, known as onsen, always attracted plenty of visitors
But also in the U.S., with the increasing focus on health and wellness, such treatments are again becoming popular.