[header] How to get rid of bad back pain [title] Wait and see. [step] Your spine is a complex collection of joints, nerves, muscles, blood vessels and connective tissue. There are many structures that can generate pain if you move your back the wrong way or experience some trauma. 
Severe back pain can come on quickly, but it can sometimes go away quickly also (without any treatment whatsoever) because the body has a tremendous ability to heal itself. As such, be patient for a few hours if you experience a bout of bad back pain, avoid any strenuous activities and keep a positive attitude.