AYUSH systems and their role in maintaining health Ayush systems of medicine include Indian systems of medicine and Homoeopathy. Ayush is an acronym for Ayurveda , Yoga & Naturopathy, Unani , Siddha, Sowa Rigpa and Homoeopathy . Ayurveda is the oldest system with a documented history of its practice for more than 5000 years whereas Homoeopathy is in practice in India for around 100 years. These systems are being practised in the country with diverse preferences of people and infrastructural facilities. Ayurveda is practised widely in the States of Kerala, Maharashtra, Himachal Pradesh, Gujarat, Karnataka, Madhya Pradesh, Rajasthan, Uttar Pradesh, Delhi, Haryana, Punjab, Uttarakhand , Goa and Odisha . The practice of Unani System is prevalent mainly in Andhra Pradesh, Karnataka, Jammu & Kashmir, Bihar, Maharashtra, Madhya Pradesh, Uttar Pradesh, Delhi and Rajasthan. Homoeopathy is practised widely in Uttar Pradesh, Kerala, West Bengal, Odisha , Andhra Pradesh, Maharashtra, Punjab, Tamil Nadu, Bihar, Gujarat and the North-eastern States. The Siddha system is most popular in the southern states of Tamil Nadu, Pondicherry and Kerala. Sowa Rigpa system of medicine is prevalent in Himalayan regions including Jammu & Kashmir, Himachal Pradesh, Uttarakhand , Arunachal Pradesh and Sikkim. Besides, there are a few educational institutes of Sowa Rigpa in Uttar Pradesh and Karnataka also.