What is the most common infectious cause of death?

Tuberculosis. TB is arguably the world’s leading cause of death from an infectious agent. The WHO estimates that 10.4 million new cases and 1.5 million deaths occur from TB each year (WHO 2016a).

How many deaths are caused by infectious diseases?

Infectious diseases kill over 17 million people a year: WHO warns of global crisis.

What is the most common means of transmission of infectious diseases?

Contact transmission is the most common form of transmitting diseases and virus. There are two types of contact transmission: direct and indirect. Direct contact transmission occurs when there is physical contact between an infected person and a susceptible person.

What are the two most common causes of infectious diseases?

Infectious diseases can be caused by:

• Bacteria. These one-cell organisms are responsible for illnesses such as strep throat, urinary tract infections and tuberculosis.
• Viruses. Even smaller than bacteria, viruses cause a multitude of diseases ranging from the common cold to AIDS.
• Fungi.
• Parasites.

Which country has the most infectious diseases?

Sub-Saharan Africa will remain the region most affected by the global infectious disease phenomenon–accounting for nearly half of infectious disease-caused deaths worldwide. Deaths from HIV/AIDS, malaria, cholera, and several lesser known diseases exceed those in all other regions.

What are common methods of transmission of diseases?

For example:

• Airborne transmission. Some infectious agents can travel long distances and remain suspended in the air for an extended period of time.
• Contaminated objects.
• Food and drinking water.
• Animal-to-person contact.
• Animal reservoirs.
• Insect bites (vector-borne disease)
• Environmental reservoirs.

What is an example of an illness or disease that is transmitted by airborne transmission?

Common airborne diseases chickenpox, caused by the Varicella zoster virus. mumps, caused by a paramyxovirus. measles, caused by another paramyxovirus. whooping cough, a bacterial infection caused by Bordetella pertussis.

Which is a non infectious disease?

Non-infectious diseases are not caused by pathogens and therefore cannot be spread from one person to another. Instead, non-infectious diseases are caused by factors such as genetics, malnutrition, environment and lifestyle. Examples of non-infectious diseases include cancer, Alzheimer’s disease and epilepsy.

What is the example of non infectious disease?

Some noncommunicable diseases are more common than others. The four main types of noncommunicable diseases include cardiovascular disease, cancer, chronic respiratory disease, and diabetes.