Kannur Ayurvedic Multi specialty hospital and Yoga Research Centre (KAMSH & YRC) was founded by Karuvan Vaidyar in 1900. He started his treatment in Ayurveda specializing in Agatha Thandram - Toxicology. In a short span of time his treatments gained name and fame. Later on in 1956, his son K.P. Balakrishnan Vaidyar started a branch in Wayanad at Kalpetta.