The Vaitheeswaran Temple, also known as the temple of Lord Mars (Angaraka), is located in the town of Vaitheeswarankoil, near Chidambaram in Tamil Nadu. This historic temple is dedicated to Lord Shiva, worshipped here as Vaitheeswaran, the God of healing, and prayers to Vaitheeswaran can cure diseases.Vaitheeswaran is a Tamil derivative ofVaidya (Doctor) and Ishvara (God/Master). TheTemple attracts devotees who seek both spiritual and physical wellness because of its unique medicinal practices. The holy waters of the Siddhamirtham (Temple Tank) within the temple contains nectar, and a holy dip in the water is believed to cure all diseases. Devotees take a holy dip in the temple tank before worshipping Vaitheeswaran in the temple.