110 countries
110
50
100 countries
Dengue fever is believed to have originated in Southeast Asia and Africa, with historical records suggesting its presence as early as the 17th century. The disease is caused by the dengue virus, transmitted primarily by Aedes mosquitoes. Over time, it has spread to tropical and subtropical regions around the world due to factors like urbanization and global travel. Today, dengue fever is endemic in many countries, particularly in Southeast Asia, Latin America, and the Caribbean.
Dengue fever, also known as breakbone fever, is an infectious tropical disease caused by the dengue virus carried by mosquitoes.. Symptoms include fever, headache, muscle and joint pains, and a characteristic skin rash.
In the 106 to 110 countries that it is found in, perhaps 5%.
Dengue fiver two type igm igg
12mega diversity countries are there in the world.
This means how far this has gone and how many people are affected by it. It is now seen in 106-110 countries including now the USA.
In china and autralia it is quite common. Plague is most common in many countries around the world.
5
Lassa fever is an acute viral disease first encountered in 1969 in the Nigerian town of Lassa. The disease is endemic in West African countries, causing many deaths