[Benefit of network education to college students' knowledge about sexual and reproductive health in Ningbo city].

Objective: To investigate how network education can improve college students' knowledge on sexual and reproductive health in Ningbo city.

Methods: From December 2012 to June 2013, we conducted a questionnaire investigation among college students in Ningbo city about the effects of network education on their knowledge about sexual psychology, sexual physiology, sexual ethics, and reproductive health.

Results: A total of 7 362 college students accomplished the investigation, of whom 2 483 (42.