Bed rest of more than a couple of days can actually make your low back pain worse and lead to other problems such as stiff joints and muscle weakness.1 If you do use bed rest for a short time, remember the following guidelines.
Avoid activities that make your pain worse. Modify activities that you cannot avoid doing. Here are some tips:
Return to your normal activity gradually, but as soon as possible. Start with walking 10 to 20 minutes every 2 to 3 hours.
Citations
WebMD Medical Reference from Healthwise