March 31, 2020 Dr. Shiva Ayyadurai Scientist Dr.SHIVA discusses how the Immune System literally functions as you body's operating system and how to maintain it optimally. You do not have access to this content. Kindly register or upgrade your Plan. Register / Upgrade Username or E-mail Password Remember Me Forgot Password Share This Facebook Instagram LinkedIn Youtube Telegram Bitchute Rumble Gab Minds Odysee Gettr