Vaccines have shown themselves to be the best defense against a serious case of COVID-19: According to the Centers for Disease Control and Prevention, unvaccinated adults were about 13 times more ...

There is an undeniable connection between a strong immune system and nutrition. Learn why what you eat matters and other ways to boost your immune system.

As we age, the immune system gradually declines in function, leaving the body more vulnerable to disease. Scientists have discovered a new way to rejuvenate a key component of immune function, ...

Regular exercise supports immune health by improving the circulation of your immune cells and reducing inflammation, but ...

People who consumed kimchi showed increased activity in antigen-presenting cells, which help the body recognize bacteria and viruses and alert other immune cells. Researchers also found healthier ...

A Vitamin A byproduct could weaken the immune system's cancer-fighting ability, according to new Princeton University ...

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 discovery about how cells communicate with each other in the body's immune system has revealed deeper insights for an ...

If you’re getting sick again during cold and flu season, your diet may be a factor. Small, incremental lifestyle changes can help strengthen your body’s natural defences during cold and flu season.

A 52-year-old office worker, Choi, suffers from colds and gastroenteritis every winter, with slow recovery once infected.

Winter calls for juicy defense. From guavas to oranges, these winter fruits are packed with immune-boosting power — and ...

Researchers have discovered that mimicking cold exposure or fasting can trigger an immune response in the body that slows ...