"[E]mployers must ensure that ... any medical or other personal information the employer obtains is stored confidentially and separate from employees' personnel files.... Employers must also consider the inevitable data leaks and hacks that will arise from these third party apps.... [O]ne of the giant corporations [developing such apps] is also a massive, nationwide health insurer ... [for whom] every bit of granular data it can extract about your employees allows it to increase your premium as well as its shareholders' profits."  MORE >>