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What is the difference between contagious and infectious?
Are infectious diseases contagious?
What is the difference between infectious and infectious disease?
Jul 5, 2020 · All contagious diseases are infectious, but not all infectious diseases are contagious. Contagious diseases are infectious diseases that are easily spread through contact with other people. But how did we get to this distinction?
The difference is that contagious needs contact, while infectious refers to what causes the infection. Contagious people are always infectious, but infections are not always contagious (like food poisoning).
The crucial difference between these words is that an infectious disease is spread through the environment, like through the air or drinking water. A contagious disease is spread through contact with an already sick person.
An infectious agent is something that gets you sick. An infectious illness is one that spreads by an infectious agent entering the body. A contagious illness is one that is spread by coming into contact with someone who is sick (who is infected with an infectious agent).
Infectious diseases are caused by microscopic germs (such as bacteria or viruses) that get into the body and cause problems. Some — but not all — infectious diseases spread directly from one person to another. Infectious diseases that spread from person to person are said to be contagious.
Oct 28, 2021 · Versus. Meanings. Contagious vs. Infectious: Differences and Correct Use. By. Kate Miller-Wilson, B.A. , Staff Writer. Updated October 28, 2021. Image Credits. Understanding the use of the terms contagious vs. infectious is essential when writing or speaking about health topics like epidemics and pandemics.
Both infectious and contagious diseases are caused by bacteria and viruses; they differ in that contagious diseases may be spread by direct or indirect contact. An ailment such as food poisoning is infectious , it is capable of producing infection, but it is not contagious .
