Every 2-3 days we have a new lining in the mouth.
Every 5 Days our Intestinal Lining is Renewed
Every 11 Days our Respiratory Lining is Renewed
Every 15 Days all our White Blood Corpuscles are Replaced
Every 120 Days all our Red Blood Corpuscles are Replaced
Every 6 Months we have a Whole New Blood Stream
Every 11 Months we have a Whole New Cell Structure
Every 2 Years we have a Whole New Bone Structure
Every 7 Years we have a Brand New Body
I have tracked the above information to the sources below. If anyone has any further sources or information similar to this, I would appreciate you emailing me with it. Thank you in advance.
Links:
http://wiki.answers.com/Q/Does_the_human_body_regenerate_every_7_years
http://www.ask.com/bar?q=human+cells+regenerate+every+7+years&page=1&qsrc=1&ab=8&u=http%3A%2F%2Fwww.newscientist.com%2Farticle%2Fmg19025561.900-your-amazing-regenerating-body.html