The number of consecutive hours a nurse can work varies based on regulations, hospital policies, and individual circumstances. Generally, many healthcare facilities recommend that nurses do not work more than 12 to 16 hours in a single shift to ensure patient safety and nurse well-being. However, some nurses may work longer hours during critical staffing shortages or emergencies. In summary, the maximum consecutive hours a nurse is allowed to work can differ depending on various factors, including state regulations and institutional guidelines. Typically, it is advisable for nurses to limit their shifts to between 12 and 16 hours to maintain both their health and the safety of their patients. Nonetheless, in certain situations, such as during staffing crises, nurses might find themselves working extended hours.