In healthcare, a follow-up is a subsequent appointment after initial treatment to monitor progress, assess treatment effectiveness, adjust medications, address complications, or continue ongoing care. Follow-up care is essential for managing chronic conditions, recovering from surgeries, and ensuring treatments are working. Physicians schedule follow-ups based on clinical need—some conditions require frequent monitoring while others need only periodic check-ins. Missing follow-up appointments can compromise health outcomes, as problems may go undetected or treatments may not be adjusted appropriately. Patient responsibilities include attending scheduled follow-ups, reporting new symptoms, and following treatment recommendations between visits. Healthcare systems track follow-up compliance as a quality measure. In Canada's publicly funded system, follow-up care is covered by provincial health insurance, though accessing timely follow-up appointments can be challenging in areas with physician shortages.