The free radical theory of aging is back in play after falling out of favor decades ago. (Remember when people were taking massive doses of various vitamins and minerals? Mopping up free radicals with ...

Energy can come at a cost. In the body, as energy is produced in our cells, those essential chemical reactions also generate unstable, reactive chemicals called free radicals that can harm other ...

After a brain hemorrhage, neural support cells called astrocytes enhance healing by transferring their mitochondria to damaged neurons. The healthy mitochondria stimulate the production of a free ...

Researchers have discovered that free radicals generated at a specific site in non-neuronal brain cells called astrocytes, may promote dementia, according to a Weill Cornell Medicine study. Their ...

Mopping up free radicals with antioxidants was the rage in the 1970’s; people were taking large, sometimes massive doses of various general antioxidants, including vitamins and minerals, to try to ...