Objective We updated and expanded a previous systematic literature review examining the
impact of tobacco control interventions on socioeconomic inequalities in smoking. Methods …

Background Recruitment for clinical trials continues to be a challenge, as patient recruitment
is the single biggest cause of trial delays. Around 80% of trials fail to meet the initial …

As the popularity and diversity of social media platforms increases so does their utility for
health research. Using social media for recruitment into clinical studies and/or delivering …

Background Recruitment of young people for health research by traditional methods has
become more expensive and challenging over recent decades. The Internet presents an …

The number of Internet users searching for health-related issues increases significantly
every year. The aim of this study was to investigate whether and how the information about …

Promoting pro-environmental behavior faces multiple challenges. Promoting new pro-
environmental behaviors is even more challenging, due to additional barriers, such as …

Background Internet and mobile health (mHealth) apps hold promise for expanding the
reach of evidence-based health interventions. Research in this area is rapidly expanding …

Background and aims There is strong evidence about which tobacco control policies reduce
smoking. However, their equity impact is uncertain. The aim was to assess the effectiveness …

Background Despite having many advantages, online eHealth trials are not without
challenges—notably, participant recruitment, and outcome data retention. Moreover …

Background: Smoking is harmful to health. On average, lifelong smokers lose 10 years of
life, and about half of all lifelong smokers have their lives shortened by smoking. Stopping …