A single signaling pathway controls whether immune cells attack or befriend cells they encounter while patrolling our bodies, ...

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

Groundbreaking new tests reveal patterns in our immune systems that can signal underlying disease and tell us how well we might recover from our next cold. I got my results in a text message. The ...

If the COVID-19 pandemic has done one thing, it’s made us all more familiar with some of the important players in the immune system. Antibodies, B cells, and T cells are among the best known parts of ...

Recent studies have shown that even if you feel healthy and fit, your immune system could be aging quicker than you think, which could increase the risk of infections and immune-related disorders.

Scientists generally agree that eukaryotes, the domain of life whose cells contain nuclei and that includes almost all multicellular organisms, originated from a process involving the symbiotic union ...

Vitamin C plays a crucial role in the function of immune cells. Individuals with infections tend to have lower levels of vitamin C. However, research has not found conclusive evidence that taking ...

Vitamin C, zinc, and other compounds can help your immune system thrive. Eating superfoods with these vitamins and minerals may help your body fight infection and disease.

As respiratory illnesses – such as influenza, COVID-19 and RSV – have continued to increase in recent months, it seems as if our immune systems have received more attention than ever. However, many ...

A new study suggests treatment-resistant depression may be rooted in the immune system. Trauma, stress biology, and mini-brain models reveal a hidden neuroimmune story.