Nearly all adults carry Epstein–Barr virus—but new research reveals how it can hijack immune cells, sparking a chronic disease that attacks the body from within. This colorized transmission electron ...

Humans are constantly exposed to numerous viruses but the consequences of infection are different in different individuals. The outcome of host–viral interactions depend on the dose and route of ...

Influenza virus is an infectious agent belonging to the virus family Orthomyxoviridae that causes a respiratory tract infection (influenza or 'flu') in vertebrates. There are three main species, and ...

Adenoviruses are a group of common viruses that can infect your airways and lungs, eyes, intestines, urinary tract, and nervous system. They're common causes of fever, coughs, sore throats, diarrhea, ...

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Herpes is a common infection caused by herpes simplex viruses. It can cause painful blisters that come and go, usually around the mouth and genitals. Many people who are infected don’t know it. It’s ...

Nov. 28, 2025 Researchers discovered why bird flu can survive temperatures that stop human flu in its tracks. A key gene, PB1, gives avian viruses the ability to replicate even at fever-level heat.