Fitness by design
The promise of this movement is nothing less than minimal-effort self-improvement; of the language of A–B testing, always in beta, perpetual optimisation and analytics, but applied to the body and mind, to yourself.
Interesting article on the growing raft of body-data products, triggered by a diabetes diagnosis.
From one perspective I had a major reality check from a medical professional, delivered in an uncompromising manner. On the other hand, a suite of services and devices I assembled helped me become aware of my behaviour and then change it. Effectively, I'd healed myself through data.