Communicable diseases: Are illnesses caused by viruses or

Communicable diseases are illnesses caused by viruses or bacteria that people spread to one another through contact with contaminated surfaces, bodily fluids, blood products, insect bites, or the air.[1] There are many examples of communicable diseases , some of which require reporting to appropriate health departments or government agencies in the locality of the outbreak. Some examples of communicable diseases include HIV, hepatitis A, B, and C, measles, salmonella, measles, and blood-borne ... We provide leadership and the evidence base for international action on surveillance, prevention, diagnosis, treatment and care of communicable diseases , noncommunicable diseases and mental health conditions. Communicable diseases are illnesses caused by pathogens , which can spread from one person or animal to another. These diseases are typically transmitted through various means, such as direct contact, contaminated food or water, blood, or bodily fluids. Learn about communicable diseases , their causes, symptoms, and prevention methods. Stay informed to protect your health effectively.