Fibromyalgia Symptoms HOME. Home âº Fibromyalgia Medication âº Gabapentin For Fibro. Fibromyalgia sufferers deal with myriad symptoms, not the least of which is pain. It is a chronic disorder that is characterized by ongoing widespread muscle pain and tenderness, and is usually accompanied by fatigue, insomnia, depression and anxiety.
In the lower thigh/above the back of the knee, the sciatic nerve divides into two nerves, the  tibial and peroneal nerves, which innervate different parts of the lower leg: Peroneal nerves. The peroneal nerves travel laterally (sideways) along the outer part of the knee and down into the upper foot.
At the knee the peroneal and tibial nerves take separate journeys down the remainder of the leg to the foot. The tibial nerve has two branches one of which turns into the sural nerve. Numbness of the foot which can occur for a number of reasons almost always involves these nerves.