Health declaration form for Nigeria is a vital document that individuals must complete before entering the country. It serves as an essential tool used by the Nigerian government to monitor and identify potential health risks, ensuring the safety and well-being of its citizens. The health declaration form collects crucial information about an individual's health condition, recent travel history, and contact information. It plays a significant role in preventing the spread of infectious diseases and minimizing public health concerns within Nigeria. The primary purpose of the health declaration form is to assess individuals' health status and their potential risk of carrying infectious diseases, especially during the ongoing COVID-19 pandemic. By completing this form, individuals must disclose information such as symptoms experienced, recent close contact with infected individuals, and any recent travel to high-risk countries. This helps health authorities in Nigeria to promptly identify and isolate potential carriers, thereby preventing the transmission of diseases within the community. While there may not be different types of health declaration forms for Nigeria, it is essential to note that the form's content and questions may vary depending on the prevailing health situation and specific requirements set by the Nigerian government. However, regardless of any variations, the core purpose remains the same: to gather essential health-related information for preventive measures and public health monitoring. Keywords: health declaration form, Nigeria, health risks, infectious diseases, government, monitor, well-being, citizens, safety, potential health risks, health condition, recent travel history, contact information, public health concerns, COVID-19 pandemic, health status, risk assessment, symptoms, close contact, high-risk countries, health authorities, carriers, transmission, community, content variation, questions, health situation, preventive measures, public health monitoring.