In addition to immune cells, other components of the immune system include physical barriers such as the skin, physiological barriers such as saliva and stomach acid, and complement proteins.

Research over the years has provided insight into this organ's structure and various functions. As essential components of an effective adaptive immune system, the thymus develops responsive T ...

The body has an intricate system to defend against infections where each type of immune cell plays a distinct role. Now, a ...

Evidence suggests that there may be fluctuations in a person's immune system throughout their menstrual cycle. Learn more here.

A strong immune system can fight everything from the common cold to harmful parasites and cancer cells. It's a powerful ally. Here are key ways for optimal performance.

Antibiotics can help your body fight off illnesses. But can they weaken your immune system in the process? We asked a gastroenterologist.

Immunity through connection The idea that social connections directly impact immune function isn’t just theory — it’s fact supported by decades of research and thousands of lived experiences.

Maintaining balance in the immune system Research discovers importance of RNA binding proteins in regulatory T cell function Date: May 19, 2025 Source: Babraham Institute Summary: Researchers have ...

Cancer dysregulates the complex structure of tissues and internal cellular pathways. As a result, the immune system loses its ability to effectively target tumor cells. The immune system is made up of ...

Immune cells known as neutrophils act as first responders to infection. Research on zebrafish shows light regulates their activity and boosts their ability to kill bacteria.

Why do cats generally live longer than dogs? New research suggests that longer lifespans of mammals like cats could be linked to their bigger brains and more complex immune systems.