So to help you think about whether viruses are alive, I will talk you through some of the different definitions of life in science. Throughout history, scientists have debated the definition of ...

Viral diseases are caused by viruses. They can impact many parts of your body, including your respiratory system, digestive tract, and skin. Viral disease definition Viruses are very small ...

Researchers studying ancient Neanderthal DNA found traces of three viruses that cause colds, cold sores, genital warts, and cancer. And ancient humans might have been the ones who started ...

Just like cold viruses, flu viruses enter your body through the mucous membranes of the nose, eyes, or mouth. Every time you touch your hand to one of these areas, you could be infecting yourself ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Four viruses—COVID-19, influenza, RSV, and ...

It was later discovered that influenza viruses mutated leading to antigenic changes. Since 1973, the WHO has issued annual recommendations for the composition of the influenza vaccine based on ...