Dr. Hossam is a pediatrician, certified by the American Board of Pediatrics in General Pediatrics and Pediatric Infectious Diseases. Dr. Al-Tatari then joined the University of Western Ontario, Canada as an adjunct professor until the summer of 2009 when he moved to Tawam Hospital in the UAE as the chief of pediatric infectious diseases. Dr. Al-Tatari has now moved to become the director of general pediatrics and pediatric infectious diseases at the Heart Medical Center in Al-Ain. UAE. He meanwhile continues to work for the University of Western Ontario as a part-time faculty member. Dr. Al-Tatari has repeatedly received awards as the pediatrician and the teacher of the year in the USA, Canada, and UAE. Dr. Al-Tatari has more than 100 abstracts and articles in the field of pediatric infectious diseases. Despite his busy schedule, Dr. Al Tatari is passionate about educating parents and providing them with sound medical information and advice, to help them best care for their children’s health. He shares his knowledge through his designated YouTube channel, and his social media accounts, as well as contributing to various educational platforms.