eHealth is defined as “Use of modern information and communication technologies to meet needs of citizens, patients, healthcare professionals, healthcare providers, as well as policy makers.”

eHealth encompasses a wide variety of sub-domains of digital health such as –

  • Electronic Health Records (EHR)
  • Electronic Medical Records (EMR)
  • Telehealth and Telemedicine
  • Health IT Systems
  • Consumer Health IT Data
  • Virtual Healthcare
  • Mobile Health (mHealth)
  • Big Data Systems used in Digital Health