Fitness—There's an App for That: Review of Mobile Fitness Apps

The World Health Organization coined the term “globesity” to highlight the importance of the epidemic and the impact as a major health problem in many parts of the world (World Health Organization, 2011). Globally, at least 1.3 billion adults and more than 42 million children are overweight or obese (Müller-Riemenschneider et al. 2008). Obesity appears to be responsible for a substantial economic burden in many European countries and the costs identified, in the available studies, presumably reflect conservative estimates (Müller-Riemenschneider et al. 2008).