Your body’s stress response can trigger several physiological changes, which can affect immune function. Why you’re stressed and how long you’re stressed can impact how your immune system responds.

At WIRED Health, immunologist Daniel Davis detailed the ways in which new technologies are enabling a better understanding of ...

The immune system is meant to protect the body from infection and disease. But with age, it can become less capable of doing so. However, Mayo Clinic researchers have found that some older people ...

A single large population of healer cells, called regulatory T cells, is whizzing around our body -- not multiple specialist populations restricted to specific parts of the body as previously thought.

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, ...