Interest in conceptualizing, measuring, and applying social network analysis (SNA) in public
health has grown tremendously in recent years. While these studies have broadened our …

The advancement of artificial intelligence (AI) and the significant growth in the use of food
consumption tracking and recommendation-related apps in the app stores have created a …

Background: Social media provides a context for billions of users to connect, express
sentiments, and provide in-the-moment status updates. Because Twitter users tend to tweet …

Background: Healthy eating interventions that use behavior change techniques such as self-
monitoring and feedback have been associated with stronger effects. Mobile apps can make …

Background: As social media becomes increasingly popular online venues for engaging in
communication about public health issues, it is important to understand how users promote …

Background Prescription drug abuse has become a major public health problem.
Relationships and social context are important contributing factors. Social media provides …

The ecological momentary assessment (EMA) of eating behaviors represents an innovative,
detailed and valid approach to capture the complexity of food intake and to overcome …

Background: Lack of physical activity leads to detrimental changes in body composition and
metabolism, functional decline, and increased risk of disease in old age. The potential of …

Background: New methods for assessing diet in research are being developed to address
the limitations of traditional dietary assessment methods. Mobile device–assisted ecological …

Background Investigation into personal health has become focused on conditions at an
increasingly local level, while response rates have declined and complicated the process of …