February 11 is the day to celebrate Patient's Day. Public health is that which can affect the health of many people, groups of people. There are diseases that the public can get, for example malaria. Many people are not aware of the disease that can spread quickly. Public health must be closely monitored in order to prevent, develop strategies to improve and maintain public health. The public health department is a very special study. The diseases that people classify as harmless usually come from viruses, which people do not pay attention to. In order to prevent many diseases, it is necessary to observe the cleanliness...