Free radicals are highly unstable and reactive molecules that are literally stealing electrons from your healthy cells at this very moment, causing damage that accumulates over time and contributes to ...

Free radicals have a terrible reputation. These reactive and unstable molecules have been associated with cancer, aging, and degenerative diseases such as Alzheimer's. Yet the body constantly produces ...

While our cells are performing some important, basic functions, they can generate compounds known as reactive oxygen species ...

For decades, scientists have known that mitochondria, which produce energy inside our cells, malfunction in Parkinson's disease. But a critical question remained: do the failing mitochondria cause ...

For the first time, researchers have been able to show how a cell closes the door to free radicals—small oxygen molecules that are sometimes needed, but that can also damage our cells. The study is ...

Air pollution is not the only problem though. There is also a significant risk posed to the environment and human health by water and soil pollution, both of which are caused by human activities. In ...

Doctors and nutrition experts agree that certain foods can help lower your risk of cancer by reducing inflammation and protecting cells from damage.

Tests in 1,225 patients with the most deadly form of skin cancer reveal for the first time a genetic trait among most of those who did not respond to the latest cancer treatments, known as immune ...