Public health is a broad and multidisciplinary field that aims to protect and improve the health of people and their communities. But what does public health mean exactly? How is it different from community health or health care? And why is it important for our well-being? In this blog, we will explore these questions and more. Definition of health according to WHO, World Health Organization- health is “a state of complete physical, mental and social well-being and not merely the absence of disease or infirmity.” This definition implies that health is not just about the absence of illness but also about the presence of positive factors that enhance our quality of life. What is Public Health? When talking about the Public Health meaning, it is the science and art of preventing disease, prolonging life and promoting health through the organized efforts of society. Dimensions of Public health encompass various activities and disciplines, such as epidemiology, biostatistics, environmental health, health policy, health education, health promotion, and health services. The concept of Public health is often confused with community health or health care, but they are not the same with a vast difference between community and public health. The discipline of public health was established in Europe after the Industrial Revolution, when rapid urbanization, poor sanitation, and infectious diseases posed serious threats to the population. One of the public health pioneers was John Snow, often regarded as the father of public health for his investigation of the cholera outbreak in London in …