Fact 6 of 12 — Pinched Nerve Tunnels Explained Your spinal nerves travel through tiny “tunnels” in your spine — and when those tunnels get tight, that’s what people feel as a pinched nerve. It can cause pain, numbness, tingling, or weakness down an arm or leg, depending on where it’s happening. In this short clip, I break down what those tunnels are, why they narrow over time, and what we actually do to help create space and relieve symptoms. Education like this matters because knowing why you h