The mouse on the right was forced to exercise over the course of the two weeks while the mouse on the left did not.
The femoral nerve, one of two main nerves that supply the lower limbs with motor (movement) and sensory functions. The sciatic nerve serves the back of the leg, while the femoral nerve is responsible for the front of the leg.
Anywhere along the nerve's course can experience sciatica pain. It is particularly likely to travel from the low back to the buttock, the back of the thigh, and the calf. The discomfort can be anything from a dull ache to a sharp, burning pain. It can occasionally feel like a jolt or electric shock.
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