A hospital stay refers to the time a patient spends in a hospital for medical treatment or observation. This can occur after surgery, for serious illnesses, or for diagnostic tests that require monitoring. Patients are typically assigned a room where they receive care from doctors, nurses, and other healthcare professionals. During a hospital stay, patients may undergo various procedures, receive medications, and participate in rehabilitation if needed. The length of stay can vary based on the patient's condition and treatment plan. Hospitals aim to provide a safe environment for recovery and to ensure that patients receive the necessary care before returning home.