The average hip or knee replacement surgery in the United States requires a three-day stay in the hospital. This is largely because many hospitals are reimbursed for every day a patient is in a bed, and it’s easier for the care team to monitor the healing process if all of their patients are in one unit. The system was created by and optimized for surgeons and hospitals to provide safe care with good outcomes. But what about our patients? Read more from Harvard Business Review.