Our lumbar spine is actually quite durable. Lower back pain is very common and something that can be treated conservatively in most cases. These infographics take the information written in "Should you fear lumbar flexion," by Dr. Sam Spinelli, PT and posted on the site strongerbyscience.com.
Credit also goes to Greg Lehman, BKIN, MSC, DC, MSCPT and his contributions to dispelling myths about back pain! You can check out his relevant article here.