Must-read for those who feel lower back collapse or stiffness when washing their face or hair

Your lower back muscles are completely wrecked.
You need to run to the gym right now and do the StairMaster consistently.
Erector spinae, gluteus maximus
Your situation is very bad,
but if you do it consistently for 3 months,
the symptoms of your lower back collapsing will disappear completely.
Please make sure to do this.
Everyone, run to the gym!!