What is smallpox NHS?

Overview. Smallpox is a contagious, disfiguring and often deadly disease that has affected humans for thousands of years. Naturally occurring smallpox was wiped out worldwide by 1980 — the result of an unprecedented global immunization campaign. Samples of smallpox virus have been kept for research purposes.

What smallpox means?

Definition of smallpox : an acute contagious febrile disease of humans that is caused by a poxvirus (species Variola virus of the genus Orthopoxvirus), is characterized by a skin eruption with pustules, sloughing, and scar formation, and is believed to have been eradicated globally by widespread vaccination.

What are 4 symptoms of smallpox?

The person continues to have a fever. Once the sores in the mouth start breaking down, a rash appears on the skin, starting on the face and spreading to the arms and legs, and then to the hands and feet. Usually, it spreads to all parts of the body within 24 hours.

What is smallpox caused by?

Before smallpox was eradicated, it was a serious infectious disease caused by the variola virus. It was contagious—meaning, it spread from one person to another. People who had smallpox had a fever and a distinctive, progressive skin rash.

What kind of disease is smallpox?

General Discussion. Smallpox is an infectious disease caused by the variola virus. It is characterized by fever, a general feeling of ill health (malaise), headaches and back pain. These initial symptoms are followed by a rash and small, raised bumps or lesions (pocks) within two or three days.

Why is it called smallpox?

The term “smallpox” was first used in Britain in the early 16th century to distinguish the disease from syphilis, which was then known as the “great pox”. Other historical names for the disease include pox, speckled monster, and red plague.

Is smallpox the same as Covid?

Smallpox & COVID-19: Similarities and Differences Both smallpox and COVID-19 are novel diseases in their respective timelines. Both spread by inhaling infected droplets, albeit COVID-19 is transmitted through aerosols and surfaces touched by infected people as well.

What does smallpox look like on a person?

The rash looks like red bumps that gradually fill with a milky fluid. The fluid-filled bumps are all in the same stage at the same time, compared to chickenpox, where the skin blisters are in different stages of appearance with a mix of blisters, bumps, and crusted lesions at a given time.