Men like to carry their wallet in their back pocket but this one activity can have a very negative impact on your spine. Your wallet is mostly filled with plastic and if you sit on it for any period of time it will alter the alignment of your pelvis and spine. Watch this 2 minute video for a demonstration. As always, keep your spine adjusted for proper function and good health.
https://www.youtube.com/watch?v=u9B1yBFSN0g