It's very early days yet for Weilos, which is still busy with his revenue model according to Wu ("we are 100 percent focused on the fact that it really works"), but now allows coaches to choose or take monthly fee from their clients or do it for free, depending on their personal preferences.

When asked why Weilos takes precedence over things like motion leisure eighteen slimming coffee quantitatively the device itself, which focuses on the activities of trackers like Fitbit Flex or applications like RunKeeper to motivate healthy behavior, Wu said it was all about social interaction.

"From a quantitative independent application, the responsibility lies with you, and that can work for a small percentage of people," he said. "But I think a more structured social component, where someone else takes responsibility for his success in losing weight adds a lot, and being on your own, where many people are falling with other solutions."

Weilos was almost 1,000 people have signed up so far, and those that slim xtreme are active in the network are losing at a rate of about 1 to 2 pounds a week, which is higher than the average reported programs for weight watchers. The use of crowdsourcing services penetrate everything from transport to project management, so that weight loss is a huge potential market, is a good target for someone like Weilos, if they get the mix right and can be scaled while maintaining the high quality of trainers