Ayurveda (/ˌ ɑː j ʊər ˈ v eɪ d ə , -ˈ v iː -/ )^[1] is an alternative medicine system with historical roots in the Indian subcontinent.^[2] The theory and practice of Ayurveda is pseudoscientific .^{[3] [4] [5]} The Indian Medical Association labels Ayurvedic practitioners who claim to practice medicine as quacks .^[6] Ayurveda is heavily practiced in India and Nepal, where around 80% of the population report using it.^{[7] [8] [9] [10]}