Throughout life, the genome within cells of the human body is exposed to DNA damage and suffers mistakes in replication. (sanger.ac.uk)
A single cell of the human body contains as much information as the Encyclopedia Britannica» all thirty volumes of it» three or four times over. (firstthings.com)
It can cause the damage of our brain cells that is neurons which is fatal because neuron are not able to repair like other body cells of human body. (studentsassignmenthelp.com)