Our immune system protects the body from infections and harmful changes throughout our lives. However, it loses its ...

A new study traces the molecular pathway connecting the gut immune system to the brain during a parasitic infection, ...

Subscribe to our newsletter for the latest sci-tech news updates. Imagine a high-tech security system, constantly scanning for intruders, identifying threats, calling for backup, neutralizing them, ...

As the body ages, so does the immune system. The immune system usually becomes less effective in older age, a process known as immunosenescence. This can increase the risk of: While you can’t prevent ...

The human body operates like a finely tuned orchestra, with each system playing its part in perfect harmony. However, sometimes this delicate balance breaks down in ways that can leave people ...

The immune system going rogue and attacking healthy tissue seems to behind some cases of long covid, a discovery that could ...

When a virus enters the lungs, the immune system has to react fast. The lung maintains its own community of immune cells ...

How does the same infection, say the flu or a cold, give some people mild symptoms and leave others suffering? Why do people develop autoimmune diseases? And will we ever be able to predict when—and ...

Your immune system is like an incredibly sophisticated security team, constantly patrolling your body for threats and neutralizing them before they can cause harm. When it’s working properly, this ...