Biblography

http://www.theatlantic.com/health/archive/2011/10/all-work-and-no-play-why-your-kids-are-more-anxious-depressed/246422/

http://articles.mercola.com/sites/articles/archive/2014/09/28/dangers-prolonged-sitting.aspx

http://www.cheatsheet.com/life/side-effects-of-sitting-all-day.html/?a=viewall

http://psychcentral.com/blog/archives/2013/05/24/20-ways-to-relax-unwind/

http://my.clevelandclinic.org/health/diseases_conditions/hic_Posture_for_a_Healthy_Back

http://www.hsph.harvard.edu/obesity-prevention-source/obesity-causes/television-and-sedentary-behavior-and-obesity/

https://en.m.wikipedia.org/wiki/Technology

http://www.wsj.com/articles/the-price-we-pay-for-sitting-too-much-1443462015

https://blog.bufferapp.com/improve-posture-good-posture-science-happiness

https://smithsystem.com/smithfiles/2014/08/06/seating-ergonomics-affect-learning/