Kassuth Lajos u 9-11, Heviz H-8380
T: +36 83 3341 180; www.danubiusgroup.com/heviz/
This hotel is on the edge of a lake and uses the waters and peat mud to create treatments for muscle and joint pain. The spa also offers exercise and fasting programmes, massage, reflexology and lymphatic drainage. Food is traditional Hungarian or low calorie.