World AIDS Day is regularly commemorated every December 1. This memorial began in 1988 with the aim of raising public awareness about infectious disease caused by a virus is Human Immunodeficiency Virus.
Environmental health is one field of public health that takes into account environmental aspects in relation to health issues.
Health promotion has new challenges in COVID-19 pandemic. They have to tell all society about COVID-19 prevention such as are washing hands, maintaining distance and wearing masks even without meeting face to face.
The diffusion theory of innovation was first introduced in 1962 by Everett Rogers. This theory (in health promotion) defines as a process in which an innovation is communicated through certain channels over time among the members of a social system.
So many theory explained about behavioral changes. In WHO models, there are four factors influences behavior. From thought and feeling, personal refecences until culture are believed as the factors.
Corona Virus Disease (Covid-19) has become a pandemic during 2020. As we already know, the virus is thought to spread mainly from person to person. The best way to prevent are washing hands, use mask and social distancing.
HL Bloom in public health sciences states that there are four factors that affect community's health status, ie ranging from lifestyle, heredity, the environment and the health care system itself.