FIELD: sports.
SUBSTANCE: method of back muscles exercising includes body folding and unfolding in support. Lumbar spine is bent and unbent with rest on middle portion of stomach.
EFFECT: using this invention makes it possible to activate middle and deep layers of deep muscles in lumbar spine.
3 ex, 4 cl
Authors
Dates
2010-09-20—Published
2008-12-10—Filed