James has read the reports from the McKinsey Global Institute and Octopus Ventures so you don't have to... but they're also linked below. McKinsey's "Prioritizing health: A prescription for prosperity" concludes that by improving health globally, we can save lives and inject trillions into the global economy and they lay out some key findings in the exec summary which gives you the best overview. And Octopus Ventures have pinpointed huge innovation opportunities in fertility treatment, with global investment over the last five-year period topping $2.2bn (rising to $750m last year).