The VERY simple 10-second trick to tell if you are standing 'correctly'
Daily Mail
An Australian fitness expert has revealed how to notice if you're using your glute muscles rather than abdominals to stand - and how this can lead to bad back pain and physical imbalances.
https://www.dailymail.co.uk/femail/article-8539883/Exercise-scientist-reveals-physical-imbalances-aware-strengthen-core.html?ns_mchannel=rss&ns_campaign=1490&ito=1490