We don't know the number of asymptomatic cases.” First discovered in 1955, the virus is transmitted from person to person by ...

Chinese authorities have taken action to curb the spread of chikungunya, a virus causing fever and joint pain.

What is chikungunya virus? Is it deadly? More on symptoms, spread and how many cases have been reported in Ohio and China.

“You take the virus, grow it up, purify it and kill it with an inactivating agent. That’s a whole-killed viral vaccine,” said ...

What is RSV? Respiratory syncytial virus is a seasonal respiratory virus that usually causes mild, cold-like symptoms. Most people recover in a week or two, but RSV can be serious, especially for ...

Oropouche virus (pronounced o-ro-push) is transmitted via midge and mosquito bites to animals and humans, making it an arbovirus. The disease is known colloquially as “sloth fever,” as those ...

It may seem like a fairly fundamental question, but there is still debate over whether viruses should be considered a form of life. The diversity of viral infections is immense. Viruses cause ...

Alarmist headlines that warn of China being once again being overwhelmed by a mysterious new virus have dominated over the past few days. But the virus that is reported to be responsible for a ...

What Is a Computer Virus? A computer virus is a program. Like other programs, it’s defined by what it does, and the big thing a virus does is replicate itself. The virus exists as a collection ...

State officials on Thursday, Aug. 28, said they have confirmed the first 2025 case of a virus that can cause life-threatening ...

A computer virus is a type of malware that can replicate itself on your computer and spread to other devices.