Everyone says: your body is the basic thing you need to care.
I used to ignore that, but now I'm waked up: you can't work with a damaged computer. It's the same thing for your body in real life, you can't work with a damaged body.
spondylosisLumbar muscles by Exercise.1. get down on the bed
2. put your hands and legs up and down
3. repeat until you satisfied
Ergonomic Office Chairs or Desks