Dr Kevin Fong explores a medical revolution that promises to help us live longer, healthier lives. Inspired by the boom in health-related apps and gadgets, it's all about novel ways we can monitor ourselves around the clock. How we exercise, how we sleep, even how we sit.　　Some doctors are now prescribing apps the way they once prescribed pills. Kevin meets the pioneers of this ..在这个世界上，没有绝对的公平，但我们可以追求相对的正义。