Good posture with Wing Tsun™ Kung Fu

Wing Tsun kung fu training promotes good posture as a function of self-defense but, possibly due to its heritage in southern Shaolin kung-fu, also for health reasons.  This article at the Mayo clinic web site depicts in a slide show, some good tips to keep posture correct day to day:  Prevent back pain with good posture.

Another good link: The harm of what looking down at your cellphone does to your spine