U.S. health officials are warning travelers about a potentially deadly insect-borne virus known as sloth fever that has infected 21 U.S. residents returning from Cuba and thousands more in South ...

Cases of "sloth virus" have been reported in the U.S. and Europe for the first time. But what is it? When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Oropouche virus is also known as ‘sloth fever’ but is found in a number of other animals in the wild (Credit: Getty Images) A mysterious virus once confined to the Amazon is now spreading more ...

Dr. Anthony Fauci, the former director of the National Institute of Allergy and Infectious Diseases, was briefly hospitalized after contracting the West Nile virus. Fauci, who also served as the ...

More than 8,000 cases of Oropouche virus have been reported this year as of August 1. Most have been in South America, but infections are also spreading in countries where it hasn’t been seen ...

Researchers have unearthed nearly 1,700 ancient virus species hidden within the glacial ice of the Himalayas. These viruses, around three-quarters of which were previously unknown to science ...

Recent infections from the Eastern equine encephalitis virus are worrying health officials. Severe cases can be deadly or leave lasting injuries. By Teddy Rosenbluth Residents of 10 communities in ...

A mutation on the spike protein of the virus that causes COVID-19 could help it infect the brain by forcing it to use a cellular "back door." SARS-CoV-2, the virus that causes COVID-19 ...

Sep. 18, 2024 — Individuals with compromised immunity and persistent COVID-19 infections can harbor drug-resistant variants of the SARS-CoV-2 virus, which have the ... Coronavirus Spike Proteins ...