An FAU program trains nurses and advises thousands of nursing homes across the country about ways to detect problems and treat patients without always resorting to the emergency room. Farther north, Orlando Health is using physician interventions, "tele-medicine" and even old-fashioned house calls to keep people out of hospitals. These Florida initiatives are tackling one of the biggest problems facing Congress and the nation: how to provide quality care at lower cost without raising taxes or cutting benefits.