The Internet has been a steady source of medical data previously; it has just as of late been utilized for online private patient-doctor consultations. The overall aim of this thesis was to cast light on the new phenomenon of Internet-based medical consultation. This was approached by studies of the use of an Ask the doctor service, by a web survey to the users who sent enquiries to the service, and by a questionnaire to the answering physicians of their respective experience of the service. As of late, the market has seen a surge in applications providing healthcare services on the go. An online consultation has secured a foothold in the market and individuals are opening up to the likelihood of substituting a visit to a physical facility with an online option. This study reports a review of the literature on online medical consultation from various databases as well as various surveys and reports published. As per published work/reports/surveys, the various factors which led to a sudden surge in the online medical consultation are the convenience, shift in disease patterns, cost-effective, privacy and second opinion.