Well then make sure you follow these rules or you WILL lose brain cells: -don't shake your head -don't be stressed -don't be sleep deprived -don't drink too much water -don't drink too little water -don't drink alcohol -don't use any tobacco products -don't inhale any amount of household chemicals -don't get any kind of trauma to the head -don't eat junk food -don't forget to exercise All of these (among many other things) have been proven to kill brain cells. If you really want to avoid the death of each and every brain cell, you have a lot to watch out for. Good luck!