Sources!

Psychological
http://www.psychologytoday.com/blog/the-gift-aging/201209/when-does-old-age-begin
http://www.psychologytoday.com/blog/face-it/201208/does-our-youth-view-aging-illness
http://www.msnbc.msn.com/id/5868712/ns/health-aging/t/ageism-america/

Scientific
http://blogs.scientificamerican.com/observations/2011/11/16/for-super-agers-bodies-age-as-brains-stay-young/
hp://www.scientificamerican.com/article.cfm?id=new-study-links-exercise-to-longevity
http://www.scientificamerican.com/article.cfm?id=aging-brains-match-youth

Historical

http://ezinearticles.com/?The-History-of-Anti-Aging-Treatments&id=3429499

http://www.buzzle.com/articles/anti-aging.html

http://suite101.com/article/anti-aging-practices--from-ancient-greece-and-rome-to-today-a248930