Could Acupuncture Cause Nerve Damage?

Acupuncture needles rarely break ⁷, but they may damage a spinal nerve root ^{8 ,9} or a peripheral nerve ¹⁰.

What happens if acupuncture hits a nerve?

If a needle hits a small nerve, muscle, or blood vessel, you may feel some pain or a more intense sensation. A single sensation is OK as long as it's brief. Points on the extremities are more likely to produce stronger reactions in the form of dull aches or tingling sensations.

What are the negative side effects of acupuncture?