Background
premature death, Nudges influence behaviors
DISEASES
Risk-related behaviors such as unhealthy diet, tobacco use, physical inactivity, and alcohol use increase the risk of noncommunicable diseases and premature death [Nudges influence behaviors by changing the way choices are presented in the environment [Although habits can be difficult to change and are influenced by cues in the environment [Online communities enable people to form social groups where they can give and receive social support and have fun [Online social interactions can increase social participation and psychological well-being [