For those of us who don't have
a flattened lumbar curve, our pelvis can also become unstable because of an exaggerated lumbar curve, created by our hip bones being tilted too far forward (with a gymnast's posture).
Further,
a flattened lumbar curve loads the fronts of the intervertebral disks with pressure and squishes the gelatinous nucleus at the center of each disk backward.
As functional strength expert and «Sexiest Trainer Alive» Angelo Grinceri points out in an Instagram post, the habit of hunching forward while texting on your phone alters the natural balance of your spine by
flattening the lumbar curve and allowing your head to hang forward.
Not exact matches
Their action is to extend the spine, so keeping them active prevents the
flattening out of our
lumbar curve.
Many female yoga practitioners have done so many forward bends that the sacral ligaments are so loose that the
lumbar sacral
curve is
flattened.
If you mean the lower
lumbar / sacral
curve, you must be cautious of training your abdominals to
flatten it out since it is the main shock absorber between your trunk and your legs.