4-wave longitudinal study on cyberchondria among 5,322 participants.
Examining reciprocal relationship between health anxiety and online health information seeking.
Individuals who are more health anxious than others, search more frequently for health information online.
Reciprocal relationship in respondents with non-clinical levels of health anxiety at the start of the study.
For clinically health anxious individuals online health information seeking might serve as maintaining rather than exacerbating factor.