University of Pennsylvania researchers have found a promising new treatment for periodontitis using a component of the immune system called complement, according to a new study in the Journal of ...

Optimizing immunity requires a holistic approach. A well-balanced diet that includes the best foods for immune system health can help.

Complement component 3, often called C3, is an essential protein of the immune system. This protein plays a vital role in the body’s innate immune system, providing: the first line of defense against ...

Scientists are closer to understanding how an everyday painkiller can help our bodies fight cancer. The findings may offer a complementary mechanism for preventing the development and progression of ...

Two complementary studies reveal how an insufficient supply of energy in macrophages, key immune cells in artery walls, ...

A new study may have found what’s behind long COVID symptoms. Scientists say a portion of the immune system may stay activated after someone recovers from the virus. Research into what causes long ...

Both berries and citrus fruits are rich in vitamin C and antioxidants, but they boost immunity in different ways. Here's how ...

The newborn's immune system is a highly specialized mechanism that takes months to mature and become capable of effectively responding to pathogens. During this phase, adequate nutritional support, ...