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A).-WHAT HAPPENED?

These are the same cells that the AIDS virus (HIV-1) attacks, but Ebola virus kills them far more aggressively. Exactly when and where you caught Ebola virus is unclear, it can take anything between two and 21 days from initial infection to the first symptoms. What is more certain is that you are now infectious yourself. Your family, friends and anyone in close contact with you are all in mortal danger.

B).-WHERE DID IT HAPPEN?

The Ebola virus outbreak that’s ravaging West Africa probably started with a single infected person, a new genetic analysis shows.

This West African variant can be traced genetically to a single introduction, perhaps a person infected by a bat, researchers report in the journal Science.

C).-WHEN DID IT HAPPEN?

Prior to the west African outbreak, the Zaire species of Ebolavirus had killed just under 1,100 people, all of them in the Democratic Republic of Congo (DRC), Congo and Gabon, since the disease was first recorded in 1976.

D).-HOW DID IT HAPPEN?

One thing is clear — it is definitely being spread by people, not by animals repeatedly infecting people, the researchers say.

E).-WATH WERE THE CONSEQUENCES?

The length of time between exposure to the virus and the development of symptoms of the disease is usually 2 to 21 days.

stage characterized by feeling tired, fever, pain in the muscles and joints, headache, and sore throat. The fever is usually higher than 38.3 °C. This is often followed by vomiting, diarrhea and abdominal pain. Next, shortness of breath and chest pain may occur, along with swelling, headaches and confusion.

F).-IS THERE A WAY TO PREVENT IT?

People who care for those infected with the Ebola virus should wear protective clothing including masks, gloves, gowns and goggles. The US Centers for Disease Control (CDC) recommend that the protective gear leaves no skin exposed. These measures are also recommended for those who may handle objects contaminated by an infected person's body fluids.

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