But how does your immune system distinguish between “self” and “nonself”? While the immune system is designed to recognize and eliminate foreign invaders such as viruses and bacteria, it must also ...

Sharon Evans, a cancer immunologist at Roswell Park Comprehensive Cancer Center who studies the role of temperature in T cell responses, said that, to date, the influence of the external environment ...

It's not an actual flu, and it's rarely serious, but when thousands of students arrive on campus they bring a cocktail of viruses.

The 2025 Nobel Prize in physiology or medicine has been awarded to a trio of scientists – two of them American and one Japanese – for unraveling how the immune system protects us from thousands of ...

Yep, a new Scientific Reports study found that endurance exercise (think: long-distance running, swimming, or cycling) is ...

Keytruda is not chemotherapy. It’s a type of treatment called immunotherapy. It works with the body’s immune system, helping T cells fight cancer cells. With immunotherapy, the body’s immune system ...

Dealing with the itchy, scaly patches that come with psoriasis is difficult enough. But having psoriasis puts you at risk of developing psoriatic arthritis, an inflammatory condition that impacts the ...

Gearing up for a race may affect your immune system, but you can stay healthy with these tips until you arrive at the start ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

Every day, your immune system performs a delicate balancing act, defending you from thousands of pathogens that cause disease while sparing your body's own healthy cells. This careful equilibrium is ...

Aimee Pugh Bernard is affiliated with Immunize Colorado as a volunteer and unpaid board member. Every day, your immune system performs a delicate balancing act, defending you from thousands of ...