Abstract
Using mobiles for health related purposes have been studied for a while and new concepts such as mhealth have been introduced. The latter is believed to have a great potential in taking health related applications to a higher level especially with the introduction of a high-tech mobile phones called “smartphones”. This research presents different aspects of mobile’s potentials that have been employed in ActiveTeen which is a Mobile Social Networking Mapping and Gaming Application that intends to help adolescents in doing at least 1 hour of physical activity.