Scientist David Smith who has been researching in to what makes people age was astonished when he received a pair of Jeans in the post with a note from Irishman John Murphy asking could he examine his Jeans.
David explained that scientists have now definitely discovered that your genes have a lot to do with how long you live and at some time in the future we will be able to alter your genes to make you live longer.
John Murphy from Dublin was watching a documentary featuring scientist David Smith explaining this theory so John sent his jeans with a note saying please examine my jeans and see if you can help me live longer.