The Internet has become important for the delivery of behavior change interventions. This
observational study examines how many people visited, registered and revisited a web …

Background: Determinants of participation in health promotion programs are largely
unknown. To evaluate and implement interventions, information is needed regarding their …

We examined the usability of smartphones for accessing a web-based e-Diary for self-
monitoring symptoms in children and adolescents with sickle cell disease (SCD). One group …

Purpose–The purpose of this paper is to investigate the reasons for participating and not
participating in an e-health workplace physical activity (PA) intervention …

Background Lifestyle interventions delivered during the retirement transition might promote
healthier ageing. We report a pilot randomised controlled trial (RCT) of a web-based …

Background: The Internet has the potential to provide large populations with individual
health promotion advice at a relatively low cost. Despite the high rates of Internet access …

Recruitment of children into clinical trials is challenging. Most systematic reviews exploring
facilitators and barriers of child recruitment in clinical trials are related to drugs or …

Background Because of the adverse health effects in adults, interventions to influence
workplace sitting, a large contributor to overall daily sedentary time, are needed. Computer …

We examined the relationships between physical activity and Internet use habits, using the
Theory of Planned Behavior (TPB) and the Health Action Process Approach (HAPA) model …

Background The Internet is a promising medium in the field of health promotion for offering
tailored and targeted lifestyle interventions applying computer-tailored (CT) techniques to …