Three books authored by ophthalmologist Dr. H.R. Manikarnika — ‘Aahara Arogya’, ‘Hadihareya – Samasyegalu mattu Parihara’ and ‘Badukuva Kale’ — will be released by Head and Professor (retd.) Food Science Department, University of Mysore – Dr. Jamuna Prakash, thinker and writer Tarini Chidananda and RIMSE Mysuru Head Swami Maheshathmanandaji, Sri Sathyasai Educational Institution premises, near Sri Dharmasthala Manjunatheshwara Choultry, Jayalakshmipuram, 4 pm.