The gut microbiome plays a big role in mediating how the immune system responds to perceived threats, which include the body’s own nerves.
During the 1918 flu pandemic, white people died at similar rates to Black Americans, according to a new study – a very different pattern than what occurred during the COVID-19 pandemic.
An effective nasal vaccine could stop the virus that causes COVID-19 right at its point of entry. But devising one that works has been a challenge for researchers.
Food allergies have been linked to behavioral and mood disorders, including depression, anxiety and ADHD.
Inflammation is a complicated and important part of how the immune system responds to threats to the body. But when the inflammatory response goes awry, it can lead to serious problems.
A new species of bacteria that doesn’t normally live in the gut may trigger an immune response so strong that it spreads to the joints.
Coinfections with bacteria can make viral infections even deadlier. Researchers have identified a protein in immune cells that may play a role in fighting both types of pathogens.
While a strong immune response is essential to fight against viral infection, an immune system that continues to stay active long after the virus has been cleared can lead to lung damage.
Despite the popular belief that vitamin E and beta carotene supplements help prevent heart disease and cancer, the latest research suggests they do not – but the supplements do have potential risks.
While the immune system naturally gets weaker with age, social stressors like trauma and discrimination can hasten immunosenescence.
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