An inherent principle of publication is that others should be able to replicate and build upon the authors' published claims. A condition of publication in a Nature Portfolio journal is that authors ...

For over a decade, brands have used social media to connect with their target audiences. Now, thanks to cloud computing power and big data, they can do so with much greater precision. Better still, ...

Objective To determine the effectiveness of physical activity interventions involving mobile applications (apps) or trackers with automated and continuous self-monitoring and feedback. Design ...