how many years do you sleep in a lifetime
Health related question in topics Psychology .We found some answers as below for this question How many years does the average person sleep in their life,you can compare them. We spend about 1/3rd of our life sleeping. So, if u live to be about 60 yrs old that means 20 yrs of ur life was spent sleeping.[ Source: http://www.chacha.com/question/how-many-years-does-the-average-person-sleep-in-their-life ].More Answers to  How many years does the average person sleep in their life .ealth related question in topics Psychology .We found some answers as below for this question How many years does the average person sleep in their life,you can compare them. We spend about 1/3rd of our life sleeping. So, if u live to be about 60 yrs old that means 20 yrs of ur life was spent sleeping.