Then it divides, causing a nerve impulse to the muscles in your leg to pull your toe back. Another impulse proceeds to your brain, causing you to feel the pain, and allowing your conscious mind to recover your sense of dignity at having just looked awkward. What seems to be the case, is that acupuncture causes the body to react as if it has been injured, but without actually causing the pain that would accompany such an injury. Some feel There are varied individual responses to acupuncture, leading some to conclude that it is a sham, or that the placebo effect, suggestion, hypnosis, and cultural conditioning enhance the effect of acupuncture. However, studies of acupuncture on animals pretty much downplays the importance of these factors.
Varied response is normal with all methods of intervention.
Consider the highly indivualized responses to common western pharmaceuticals. The improper practice of acupuncture can cause punctured lungs, infection, severe bruising, and even nerve damage if performed by poorly trained or incompetent individuals. These cases would be considered negligence on the part of a licensed practitioner. The herbs used by acupuncturists can cause indigestion, insomnia, agitation, high blood pressure, etc., if not prescribed and taken properly. Moxibustion can cause blistering.