You talk about a mobile app as if your solution is opt-in. I think of preventative medicine as what the single payer national healthcare service does. Putting p

You talk about a mobile app as if your solution is opt-in. I think of preventative medicine as what the single payer national healthcare service does. Putting politics aside, it's a matter of motivation and recognition of anti-delayed-cost (it's not delayed benefit, it's delayed you get to continue your life). Glossy things like the once a day apps I've seen won't cut it. It has to be basics like a leaflet that makes people want to make a new habit. A PDF for your preferred book reader?