As healthcare costs increase, so does the need to implement clinical analytics further. But collecting data that reflects a person's well-being is a challenge, especially for chronically ill patients. As of 2009, more than 75% of healthcare costs are linked to chronic conditions, and nearly half of all adults live with at least one chronic illness. Chronic illnesses evolve over time, but until recently, the only way to grasp the bigger picture has been through patient-reported outcomes and bits of data spaced over long periods of time. When I see my primary care physician, I see her for 20 minutes.