Methods, systems, devices and/or apparatus related to displaying and visualizing medical information for facilitating effective analysis by medical professionals. Example systems for displaying medical information related to a human subject may include a computer system, server system(s), data monitoring device(s), electronic medical record/interoperability tool, medical information database(s) and a medical information visualization tool having an interface, software and management database(s). Such system may simultaneously output at least two medical parameters (relating to near real-time medical information and historical medical information) to a display device using the medical information visualization tool.