Can an online social game help fight obesity? Can it help businesses put a lid on ever-growing employee health care bills? That's the bet entrepreneur Adam Bosworth, a veteran of Microsoft (MSFT) and Google (GOOG), is making with Keas, an online service that aims to make exercising and eating your vegetables more fun -- or at least a little less painful.
Despite questions about their overall efficacy, corporate wellness apps are proliferating in part because many investors are betting that the social-gaming wave popularized by Zynga (ZNGA) can be harnessed to fight obesity. Keas has raised $17.5 million from investors.
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