Vitamins like C, D, E, and B6 may help kill harmful microbes and increase your body's ability to fight off infections.

What causes a weak immune system can be anything from medication to an unhealthy lifestyle.

The following is a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus.

The test David took was developed by John Tsang at Yale University and his colleagues. The team wanted to work out a way of ...

Researchers explore the human immune system by looking at the active components, namely the various genes and cells involved.

Listen to Shimon Sakaguchi, one of the 2025 Nobel laureates in medicine, talk about his research on The Conversation Weekly ...

The 2025 Nobel Prize in Physiology or Medicine awarded to a trio of researchers for their work on peripheral immune tolerance ...

Mary Brunkow, Fred Ramsdell, and Shimon Sakaguchi were awarded the 2025 Nobel Prize in Physiology or Medicine on Monday for ...

Mary Brunkow, Fred Ramsdell and Shimon Sakaguchi share this year’s award. The trio identified a core feature of how the ...

Their discoveries have advanced treatments for cancer and autoimmune diseases and may improve transplant success.

Their discoveries have advanced treatments for cancer and autoimmune diseases and may improve transplant success.

Scientists have discovered that cancer uses a hidden hormone to switch off the body’s natural defenses, allowing tumors to grow unchecked. By uncovering this secret signal, they found a way to block ...