If flexibility is not an issue for you but you still deal with chronic lower back pain of any kind ( sciatica, herniated discs etc) then based on my experience in solving my back issues which were SEVERE just 3 years ago ... this is the lesson you need to master. You MUST build up strength in your posterior chain...
If you have hyper-mobility, keep your knee slightly bent at all times so you dont over extend. Everyone else should lock their leg dead straight at all times.
If you have hyper-mobility, keep your knee slightly bent at all times so you don't over extend. Everyone else should lock their leg dead straight at all times.
This is the first video we recommend you watch the day you pull your CastleFlexx out of the box! Remember, this is a patented device so its literally one of...
