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 ...

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, ...

Hormonal fluctuations throughout a woman's life are among the factors that most influence the immune system. Like a seesaw, ...

Antibodies are best known for their ability to latch onto and neutralize bacteria, viruses and other pathogens. But these immune proteins can do more than that: They also activate other components of ...

Of course, the immune system’s job is to protect your body from all invaders that may be harmful, not just certain viruses: When functioning properly, it alerts your body to a wide range of potential ...

Vaccines today are more efficient and contain far fewer stimulants to the immune system than some used decades ago. By Apoorva Mandavilli It’s an idea as popular as it is incorrect: American babies ...

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.

Smoking tobacco is so harmful to the body that it changes a person’s immune system, leaving them vulnerable to more disease and infection even years after they’ve quit, a new study found. Although ...

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.