KnowraFree radicalLinked fromLinked fromThe 22 pages that link to Free radical, each with the reason it gives.All 22Broader topic 2Related 11Narrower topic 8Compared with 1Oxidative stressBroader topic: Many oxidants that damage cells are free radicals, though not all reactive oxygen species are.Reaction intermediateBroader topic: Radicals can be short-lived chain intermediates in photochemical and thermal reactions.