Sciatica & Pseudo-Sciatica

Sciatica can be described as pain in the lower back, buttocks, and various areas of the leg & foot. Sometimes nerve symptoms will arise, like weakness, numbness or tingling when moving the leg.

The sciatic nerve is a large – about the diameter of a dime. It runs down the back of the leg, supplying innervation and sensory information for much of the posterior chain. [Read more…]

What Causes Low Back Pain? – Part 1

To say that low back pain (LBP) is public health problem would be a huge understatement. Here are some quick stats from wikipedia:

  • Approximately 9 to 12% of people (632 million) have LBP at any given point in time
  • Globally, about 40% of people have LBP at some point in their lives
  • The majority of LBP does not have a clear cause
  • LBP is often a person’s first reason to see a medical professional as an adult
  • In 1998, it was estimated to be responsible for $90 billion in annual health care costs

Let’s explore the possible reasons from an engineering and evolutionary perspective. [Read more…]