I have tried all different kinds of fitness, sleep, nutrition devices and apps, but the Jawbone UP seems to be the most realistic and helpful. This wristband allows me to track my sleep, activity and nutrition. And everything syncs with my iPhone via their app.
When you are searching for a product on Amazon (and soon Target, Walmart, et) a tool bar will pop up rating it's effects upon envionment, health, and society. It will even suggest better alternatives.
Hurry Hurry with more of these easy to use tools that makes it facile to act wisely.