Methods, Systems, and Devices for Evaluating a Health Condition of an Internet User

An apparatus comprising:

• one or more processors;
• and
• a non-transitory memory storing computer-executable instructions therein that, when executed by the processors, cause the apparatus to perform the operations of:
• acquiring Internet activity data associated with a plurality of users, the plurality of users including a first user;
• selecting a set of sample users from the plurality of users based on a plurality of specified Internet activities identified in Internet activity data associated with the first user;
• extracting, from the Internet activity data, characteristic data for the first user and the set of sample users;
• utilizing the characteristic data as at least one parameter of a health index calculation model;
• and
• calculating a health index for the first user based on the health index calculation model.