Computer hardware and software and telecommunications hardware and software for telehealth monitoring, analytics, management, and intervention systems that collect and manage vital signs and chronic illness information and provides for user, patient, and/or healthcare provider interaction; Software, namely, software for use in monitoring, analytics, and intervention, relating to health status, physical condition, and outcomes management for an individual or group of individuals, including patients, participants, employees, and students; Software, namely, software feature embedding an unalterable date/time identifier into an image when the image is electronically stored so that the source of the image may later be identified. Medical apparatus for telehealth monitoring, analytics, management, and intervention systems that collects and manages vital signs and chronic illness information and provides for user, patient, and/or healthcare provider interaction. Document and data management and processing services, namely, authentication, time stamping and verification of documents and data file. Providing temporary use of on-line non-downloadable software and applications for collecting and managing vital signs and chronic illness information, and monitoring of data indicative of the health or condition of an individual or group of individuals, including patients, participants, employees, and students; Consulting services, namely, software development and maintenance of interfaces to systems for authentication, time stamping and verification of documents and data files. Providing remote telehealth monitoring, analytics, management, and intervention services to collect and manage vital signs and chronic illness information and provides for user, patient, and/or healthcare provider interaction; providing remote monitoring of data indicative of the health or condition of an individual or group of individuals, including patients, participants, employees, and students; providing an internet web site for medical professionals and medical patients featuring telehealth monitoring services to collect and manage vital signs and chronic illness information