Researchers are striving to understand the impact a phenomenon known as original antigenic sin has on immunity to the virus.

Herd immunity is important because it defines when a whole community is protected. That includes people who haven't caught the disease, people who had the illness and recovered, and people who got a ...

A new study analyzing the immune response to COVID-19 in a Catalan cohort of health workers sheds light on an important ...

First discovered in 1999 in Malaysia, Nipah virus (NiV) causes yearly outbreaks throughout south and southeast Asia, ...

The herpes virus is an infection that often causes painful blisters on the mouth and or genitals. Interestingly, the viral infection is common and is associated with cold sores, mononucleosis or ‘mono ...

Health experts have identified the 'mystery virus' that's been causing widespread illness across the UK this festive period.

Doctor shares how zinc strengthens immunity, helping your body fight cold and flu effectively throughout the winter season.

As governments the world over seek ways to jumpstart economic activity, one proposal is a so-called “immunity passport” that would allow certain people who test positive for COVID-19 antibodies to ...

Rubella antibodies in the blood mean that a person’s immune system has developed a response to the rubella virus. A positive result for rubella immunoglobulin (IgG) antibodies means a person is immune ...

RA patients positive for anti-EBV EA-DR IgG antibodies show higher ACPA levels and increased disease activity, suggesting a ...