A mysterious and deadly illness began to spread across the forest region of the West African country of Guinea in early 2014. For three months, it was mistaken for cholera or malaria. But when ...

Dr. Mark Kortepeter, a physician and biodefense expert who formerly worked at the U.S. Army “hot zone” research lab, explains the math behind how Covid-19 death tolls are overtaking deadlier viruses.

Six years before the start of the COVID-19 pandemic, an Ebola outbreak in West Africa had people fearing the possibility of a global outbreak. This was the first time many had ever heard of the virus, ...

Editor’s note: The views expressed in this commentary are solely those of the writer. CNN is showcasing the work of The Conversation, a collaboration between journalists and academics to provide news ...

Although instances of new Ebola cases are decreasing in West Africa, for the 17,000 Ebola survivors the ordeal is not over. Many survivors are now experiencing headaches, joint pain, extreme fatigue, ...