Conversations around controlling the $4.4 trillion in health care costs veer towards the 5% of the population who are most ill and "who account for 50% of all health care spending," many of whom have "multiple chronic conditions," according to Harvard Business Review. Similarly, 25% of the annual costs stem from 3% of individuals previously unrecognized or invisible as high-risk patients, thus demanding ways to identify risk factors earlier, solutions for lowering overall costs, and ultimately saving lives.