For the first time, researchers have been able to show how a cell closes the door to free radicals—small oxygen molecules ...
Free radicals are atoms that attach to healthy cells in your body, damaging them in the process. You can encounter free radicals in the environment from things like smoke and alcohol. Combat the ...
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Are free radicals really that bad for you?
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 ...
It only takes a few hours walking around a big city to realize just how much pollution we're exposed to on a daily basis. And though it's easy to wash off evidence of the day with your favorite face ...
Obesity is growing at alarming rates worldwide, and the biggest culprit is overeating. In a study of brain circuits that control hunger and satiety, researchers have found that molecular mechanisms ...
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