Sciatica — pain caused by irritation of the largest nerve in the human body — can make even simple daily movements difficult. A tennis ball, used correctly at home, may help ease the muscle tension that contributes to that discomfort. Here is what the technique involves, how to apply it safely, and when it is not enough.
In brief
- —Sciatica is a symptom, not a disease in itself
- —A tennis ball targets tight muscles near the sciatic nerve
- —Sharp or worsening pain means stop immediately and see a doctor
The sciatic nerve: why it causes such widespread pain
The sciatic nerve is the largest nerve in the human body. It starts in the lower spine, passes through the buttocks, and runs down each leg as far as the foot and heel.
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