The immune system’s first encounter with a virus or vaccine establishes a “starting template” that shapes its response to new ...

Antibodies, which recognize viruses and proteins that the body has encountered before, have long gotten most of the credit for giving the human immune system a memory. Now, researchers at the ...

This winter will be my 42nd consecutive winter in Calgary. Over all these years, I have worked on what I call the “Tree ...

Getting a flu shot, washing your hands frequently, and keeping distance between you and those who are sick can help you stay healthier this winter. But there’s another way to bolster your immune ...

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, ...

Researchers at MIT have unveiled a way to temporarily reboot aging immune systems, using a targeted mRNA therapy that turns the liver into a short‑lived factory for powerful T‑cell survival signals.

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 ...

It is a myth that the COVID-19 vaccine weakens the immune system. After someone receives a vaccine, their immune system is better equipped to protect against subsequent infections. Although there are ...