Rehabilitation, training, and sports, as a society focuses on quick fix solutions that don't always work. Technology changes, etc.., but our bodies are still designed to work the same as the day we were born.
With all the information out there to be Googled and YouTubed, the PRINCIPLES of movement and exercise are hard to find, buried or lost. When we don't understand the details of what is supposed to happen in our bodies - it is hard to know, feel, and perform exercises or activities without stepping over the line of "Oops! That didn't feel so good".
It's time to stop wondering around in a dark room hoping to one day find the light switch called a 'STRONGER CORE'