V knige predstavleny sobstvennye dannye, otrazhayushchee kompleksnoe sravnitel'noe izuchenie dlitel'nogo vliyaniya razlichnykh svetovykh rezhimov (standartnyy chereduyushchiysya rezhim, postoyannoe osveshchenie, estestvennoe osveshchenie Severo-zapada Rossii, postoyannaya temnota) v sochetanii s primeneniem geroprotektorov (melatonina i epitalona) na pokazateli biologicheskogo vozrasta, razvitie vozrastnoy patologii i spontannyy kantserogenez u samtsov i samok krys, a takzhe otsenka tempov stareniya organizma i razvitiya assotsiirovannykh s vozrastom razlichnykh patologicheskikh protsessov. Predstavlennyy material okhvatyvaet mnogie aspekty gerontologii. Dlya vrachey raznykh spetsial'nostey, studentov farmatsevticheskikh i meditsinskikh vuzov, a takzhe chitateley, interesuyushchikhsya voprosami gerontologii.