What does nerve entrapment exacerbrated by lumbar extension hip extension and lateral flexion of the lumbar spine mean?
This means that when your muscles stretch certain ways that the
nerves are being pressed against and can't move causing severe pain
down the lining of the muscles being used. Flexion is used when the
toes are pointed causing the muscles in the back of the leg to
pull, and extension is when you extend a muscle past its normal
resting point. These stretches cause many painful issues for people
diagnosed with disorders such as sciatica.