A single blood protein can make aging stem cells act young again. As people age and notice changes like graying hair or reduced muscle strength, their immune system also undergoes shifts. One key ...

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 ...

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, ...

Sepsis remains a leading cause of morbidity and mortality in critically ill patients, posing a major challenge to modern ...

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 ...

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 ...

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.

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.