The piriformis muscle is one of the deepest muscles in the buttock, and the sciatic nerve runs nearby. For some people (approximately 20% of the population), the nerve actually runs through the muscle itself – chances are you would never know if that’s the...
The sciatic nerve runs down the back of the leg, and when it is irritated, it causes sciatica. Sciatica is simply a collection of symptoms from the sciatic nerve, such as a shooting pain, pins and needles, or numbness. These symptoms will be in the back of the leg,...