One hypothesis proposes that calorie restriction reduces the creation of toxic molecules called free radicals, which are considered crucial factors in the aging of cells and tissues. (discovermagazine.com)
This triggers a cell stress response that in turn causes the build - up of toxic molecules called reactive oxygen species. (sciencedaily.com)
Another potential tactic involves pumping the immune cells and toxic molecules out of the brain — considered a futile quest until just a couple of years ago. (discovermagazine.com)