Add Yahoo as a preferred source to see more of our stories on Google. You may have heard "free radicals" referenced in a skin care context. But do you know what exactly they are? simarik via Getty ...

New Study Suggests We’ve Been Targeting the Wrong Asthma Trigger *For decades, asthma treatment has focused on molecules called leukotrienes. These compounds cause inflammation, tighten airways, and ...

Free radicals are highly reactive and unstable molecules that are made by the body naturally as a byproduct of normal metabolism. Free radicals can also be made by the body after exposure to toxins in ...

Free radicals are a hot topic in wellness, but because of their ominous name – “radical” certainly sounds alarming – a lot of people misunderstand them, their complex role in our bodies and how to ...

You may have heard that antioxidants are an important part of your diet – but what are they and what do they do? Generally, antioxidants balance out something called oxidants or free radicals, which ...

Oxidative stress occurs when excess free radicals damage cells and raise the risk of chronic disease. Antioxidants from fruits like blueberries, pomegranates and cherries help counteract this damage.