The Ebola Virus The Ebola virus is one of the most deadly viruses that man kind has In clinical cases it has a mortality rate of 50%-90%. The Viruses has many different strains including Marburg, Ebola Zaire, Reston and Sudan, each named after the location of their first clinical case. They each cause different symptoms and different mortality rates. Non the less, the collection of Ebola viruses at the present, pose a serious health threat to people in undeveloped countries and potentially in developed ones as well. The first documented clinical case of the Ebola virus was in 1967. Marburg, a strain of the vi