It is known as an Epidemic
epidemic - a widespread outbreak of an infectious disease; many people are infected at the same time
An outbreak of an infectious disease is called an epidemic if a lot of people in one area become infected. But if the disease is very widespread, international and many people need treatment, it is called a pandemic.
non infectious
a doctor who helps people with infectious diseases.(see infectious disease)
Pellagra is not an infectious disease. Pellagra is a nutritional deficiency disease.
an infectious disease is a disease caused by bacterial, viral, fungal, or protozoan infection.
infectious disease
Piles (A Swollen Hemorrhoid) is not a infectious disease.
Chemical spills are not an infectious disease.
What happens in our body when we have an infectious disease
an infectious disease is a disease caused by bacterial, viral, fungal, or protozoan infection.
an outbreak can look like a variety of things, and it all depends on the types of outbreak, hence you need to be a lot more specific Outbreak is a classification used in epidemiology to describe a small, localized group of people or organisms infected with a disease. Such groups are often confined to a village or a small area. Two linked cases of an infectious disease are usually sufficient to constitute an outbreak. ... hence, outbreak can be defined too as; A sudden increase; An outburst or sudden eruption, especially violent.