The thymus gland, which sits behind your sternum, is often considered to be useless once you reach adulthood. However, it may serve more of a purpose than experts originally thought.

One of the most baffling glands in the body is the thymus. It lies just below the neck and behind the top of the breastbone, and in all the centuries that man has been studying physiology, its ...

The endocrine system comprises glands and tissues that produce hormones for regulating and coordinating vital bodily functions. This article, the fifth in an eight-part series, looks at the pineal and ...

The thymus: your immune system’s master gland One of the most profoundly seminal moments in Fahy’s career happened in 1986, five years before the publication of that book.

The thymus (orange in this illustration) is an immune system organ that sits between the lungs, right in front of and above the heart. This gland might be more important for adult health than ...

Thymus cancer also termed malignant thymoma or thymic carcinoma, is a rare cancer of the thymus gland, an important component of the immune system, which produces T-cells and is associated with ...

The thymus gland helps the development of T-cells, which fight foreign substances in the body. It teaches these immune cells what is "self" and what isn't, and therefore what can be attacked.

The thymus gland, which produces immune T cells before birth and during childhood, is frequently thought to be nonfunctional in adults, and it is sometimes removed during cardiac surgery to allow ...