Which unfortunately does not protect you need one important lumbar spine, because the person is unnecessarily risking a number of unpleasant injuries.
Important features associated with this is the ability of coordination and balance, the center of gravity is not fixed or waving of hands how many times does not help and stability is gone.
Best Muscles Building Solution
As we have already mentioned, it is the most delicate region is statistically the highest injury, most often a slipped disc.
Any external stress, especially change of position, tilt, and bend, bow, even combined with the increased burden is enormous congestion in this area.
Increase muscle activity on the one hand the pressure in the abdominal cavity, which in itself, as it contracted muscles, creating active support your spine and absorb a substantial portion of overload.
Everything is basically the same as such a weightlifting belt, only active, and this belt, if you have a well trained, just take off and help you at anytime.
Surface vs. the deep muscles
The great dogma is unfortunately that if we want to make this work well, we must be drained completely functional muscle surface. I dare say that this is not true.
The human body is a complex one, and if you strip out the functions of the part or the other, from which activities require will not work 100%. Everything works cooperatively and there is the fact that the majority of superficial and deep muscles in the same area innervate, thus activates one nerve branch.