Avian Influenza (H5N1, H7N9): The Bird Flu Viruses That Could Spark a Pandemic
Avian influenza, or bird flu, refers to influenza viruses that primarily infect birds but can occasionally jump to humans and other animals. While most bird flu viruses do not infect humans, some strains—like H5N1 and H7N9—have caused severe human infections with high fatality rates. The biggest concern? A mutation could allow these viruses to spread […]
Ebola & Marburg: The Deadliest Viral Hemorrhagic Fevers
Ebola and Marburg viruses are among the most lethal viruses known to science, causing severe hemorrhagic fever with high fatality rates. Both belong to the Filovirus family and are known for their ability to cause widespread outbreaks, particularly in Africa. Ebola gained global attention during the 2014-2016 West Africa outbreak, while Marburg, though less well-known, […]
Hantavirus: The Deadly Virus Spread by Rodents
Hantavirus is a rare but deadly virus that spreads to humans through contact with infected rodent droppings, urine, or saliva. It can cause Hantavirus Pulmonary Syndrome (HPS), a severe respiratory disease with a high fatality rate. Unlike many viruses, hantavirus does not spread from person to person (except in rare cases with some strains). Instead, […]
Rabies: Causes, Symptoms, Treatment, and Prevention Explained
Introduction: What is Rabies? Rabies is a deadly viral infection that affects the nervous system, causing severe brain inflammation (encephalitis). It is almost always fatal once symptoms appear, but preventable with immediate treatment after exposure. The rabies virus is most commonly spread through the bite or saliva of an infected animal. While rabies is rare […]