Viral infection is the invasion of the body by a small agent known as a virus. Viruses replicate inside host cells and can produce toxins that cause disease. The immune system helps to destroy viruses ...

Scientists have captured virus-like particles assembling themselves step by step, revealing how a surprisingly simple process ...

Washington State University researchers have discovered how to "crank up" a natural defense system in the body to combat ...

Pandemics can arise wherever animal or human populations are sufficiently large, and they are not confined to the modern age.

Researchers at Rochester Institute of Technology are investigating how mechanical forces—such as stretching and changes in tissue stiffness—influence viral infection rates in the lungs to understand ...

A poster presented at IDWeek was a systematic review of 35 studies that found rare transmission of viral hemorrhagic fever to health care personnel in high-income countries and highlighted the need ...

A sudden change in weather can leave the nose stuffy, the throat scratchy and the body unusually tired. But before blaming ...

Hepatitis B viral load is the amount of hepatitis B virus (HBV) found in a person’s bloodstream. Hepatitis B is a viral infection that can pass from person to person through bodily fluids. It ...

Viral and bacterial pink eye, both highly contagious, cause similar symptoms like redness, swelling, and discharge, but they differ in their causes and duration. Viral pink eye is often linked to ...