It's a trend that is steadily growing in urban India. Making an 'investment' which promises good health. And it's to do with more than simply paying your health insurance premiums. Instead, what you're paying for is predictive diagnostics tailored to help you zoom into the future to know what disease may strike you; or rewind into the past to locate a truant gene in your family's genetic pool, that may hold the possibility of ruining your health.