• ‘Bad seating posture has been consistently linked to back pain, weakened muscles, and reduced height over time’. Standing tall.Harvard Health Letter. 2005 Dec;31(2):1-3.
• ‘Bad posture can actually affect how people view themselves, and those with upright posture are more easily able to recall positive thoughts and tend to have a stronger self-image— not to mention stronger spines’ .
• ‘Research has linked sitting or standing with expansive posture (wide open and tall) with personal feelings of power, confidence in decision making, and control’ . –Powerful postures versus powerful roles: which is the proximate correlate of thought and behavior? Huang, L., Galinsky A.D., Gruenfeld D.H., Guillory L.E. Kellogg School of Management, Northwestern University, Evanston, IL, USA. Psychological Science 2011 Jan 1; 22 (1): 95-102.
• ‘Whereas ideal posture usually keeps the curves of the spine aligned and the back muscles strong, prolonged, slouched sitting over a desk can put extra pressure on the spinal discs and cause chronic pain.’ Sedentary lifestyle as a risk factor for low back pain: a systemic review. Chen, SM., Lie MF., et al. School of Exercise and Nutrition Sciences, Deakin University, Australia. International Archives of Occupational and Environmental Health. 2009 Jul;82(7):797-806.
• ‘… our posture can also affect how we think about ourselves. If you sit up straight, you end up convincing yourself by the posture you’re in.’

October 2009 issue of the European Journal of Social Psychology.