In this video, the viewer will learn the clinical basics of fever as well as the physiology of body temperature and the approach to evaluation and management of fever. Initial publication: April 9, 2019. Please visit: http://www.openpediatrics.org OPENPediatrics™ is an interactive digital learning platform for healthcare clinicians sponsored by Boston Children’s Hospital and in collaboration with the World Federation of Pediatric Intensive and Critical Care Societies. It is designed to promote the exchange of knowledge between healthcare providers around the world caring for critically ill children in all resource settings. The content includes internationally recognized experts teaching the full range of topics on the care of critically ill children. All content is peer-reviewed and open access-and thus at no expense to the user.For further information on how to enroll, please email: openpediatrics@childrens.harvard.edu