Older adults' immune systems naturally weaken with age, making them more susceptible to COVID-19, influenza (flu) and RSV. Here's what you need to know about these respiratory viruses and why ...

High uptake of RSVpreF vaccine and nirsevimab was observed, with 64% of pregnant individuals and 70% of infants receiving ...

Anti-C1q antibodies are highly prevalent among patients with IgG4-RD, particularly those with renal and skin manifestations.

Robust immune responses were observed among healthy and high-risk younger adults who received the Ad26/protein RSV preF vaccine.

Nasal vaccine devices have the potential to offer more convenient and more effective protection against a variety of viruses.

The influenza A virus genome consists of eight segments of single-stranded, negative-sense viral RNA, which encode multiple ...

A high albumin to globulin (A/G) ratio may indicate kidney disease, an antibody deficiency, or severe dehydration. A low A/G ratio may mean a chronic infection like HIV, autoimmune diseases like lupus ...

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A nationwide surge in flu, COVID-19, RSV and norovirus infections is fueling concerns of a possible virus "quademic." Or is it just winter? The three respiratory viruses plus norovirus ...