The Acupuncture Effect Is Real: Physiological and Biological Changes in the Body

Acupuncture, a cornerstone of traditional medicine, triggers measurable physiological and biological changes, supported by scientific research. Here’s just a small list of what is happening and how it works:

1. Endorphin Release: Needle insertion activates the nervous system, prompting endorphin release to alleviate discomfort naturally, as Han JS demonstrated in 2004, showing acupuncture’s analgesic potential across various pain types.
2. Cortisol Reduction: By modulating stress hormones, acupuncture lowers cortisol levels, reducing anxiety and tension, a finding Hollifield et al. confirmed in 2007 with PTSD patients experiencing significant relief.
3. Enhanced Blood Flow: Acupuncture boosts circulation and oxygen delivery to tissues, with Litscher et al. (2002) noting increased skin perfusion via laser-based measurements post-treatment.
4. Pain Signal Modulation: Needles disrupt nociceptive signals through the gate control theory, inhibiting pain perception, as Melzack and Wall outlined in their seminal 1965 work on spinal mechanisms.
5. Immune System Activation: It stimulates white blood cell production, enhancing immunity, a process Yamaguchi et al. (2007) linked to acupuncture’s regulatory effects on leukocytes.
6. Autonomic Nervous System Balance: Acupuncture shifts the body toward parasympathetic dominance, calming the system, as Bäcker et al. (2008) observed in migraine patients with reduced sympathetic activity.
7. Brain Activity Alteration: By decreasing amygdala activity tied to pain processing, acupuncture alters neural responses, a mechanism Wu et al. (1999) mapped using imaging techniques.
8. Muscle Relaxation: Needling targets trigger points, releasing tight fibers and easing spasms, a technique Dommerholt et al. (2021) tied to myofascial pain relief.
9. Serotonin and Dopamine Regulation: It elevates mood-enhancing neurotransmitters like serotonin and dopamine, with Zhao ZQ (2008) detailing their role in acupuncture’s analgesic and emotional benefits.
10. Anti-Inflammatory Effects: Acupuncture reduces pro-inflammatory cytokines (e.g., TNF-alpha, IL-6), as McDonald et al. (2013) found, offering relief in chronic inflammatory conditions.
11. Improved Lymphatic Flow: Stimulation enhances lymphatic drainage, aiding detoxification, a benefit Zhang RX et al. (2008) noted in cancer pain models with electroacupuncture.
12. Hormonal Balance: It regulates fertility hormones like FSH and LH, with Stener-Victorin et al. (2000) showing improved ovulation in anovulatory women via electroacupuncture.
13. Gastrointestinal Motility: Acupuncture boosts gut motility through vagal nerve activation, a reflex Noguchi E (2010) confirmed improves digestion and reduces stasis.
14. Enhanced Neuroplasticity: By upregulating neurotrophic factors like BDNF, acupuncture promotes neural repair and growth, particularly in stroke recovery, as Zhao J et al. (2012) demonstrated in rat models with motor neuron improvements.
15. Reduced Sympathetic Overactivity: It lowers excessive fight-or-flight responses by modulating the autonomic nervous system, decreasing blood pressure and anxiety levels, a finding Huo ZJ et al. (2018) supported with evidence of reduced sympathetic nerve activity in hypertensive rats.

These effects highlight acupuncture’s broad impact, bridging ancient practice with modern science through consistent physiological outcomes.

References

1. Han JS. “Acupuncture and endorphins.” Neuroscience Letters. 2004;361(1-3):258-261.
2. Hollifield M, et al. “Acupuncture for PTSD…” Journal of Nervous and Mental Disease. 2007;195(6):504-513.
3. Litscher G, et al. “Changed skin blood perfusion…” Lasers in Medical Science. 2002;17(1):19-25.
4. Melzack R, Wall PD. “Pain mechanisms…” Science. 1965;150(3699):971-979.
5. Yamaguchi N, et al. “Acupuncture regulates leukocytes…” Evidence-Based Complementary and Alternative Medicine. 2007;4(4):447-453.
6. Bäcker M, et al. “Acupuncture in migraine…” Clinical Journal of Pain. 2008;24(2):106-115.
7. Wu MT, et al. “Central nervous pathway…” Radiology. 1999;212(1):133-141.
8. Dommerholt J, et al. “Myofascial pain overview…” Journal of Bodywork and Movement Therapies. 2021;25:261-271.
9. Zhao ZQ. “Neural mechanism of acupuncture analgesia.” Progress in Neurobiology. 2008;85(4):355-375.
10. McDonald JL, et al. “Anti-inflammatory effects of acupuncture…” Evidence-Based Complementary and Alternative Medicine. 2013;2013:591796.
11. Zhang RX, et al. “Electroacupuncture attenuates bone cancer pain…” Medical Acupuncture. 2008;20(1):33-40.
12. Stener-Victorin E, et al. “Effects of electro-acupuncture on anovulation…” Acta Obstetricia et Gynecologica Scandinavica. 2000;79(3):180-188.
13. Noguchi E. “Acupuncture regulates gut motility…” Autonomic Neuroscience. 2010;156(1-2):15-18.
14. Zhao J, et al. “Electroacupuncture promotes the recovery of motor neuron function in a rat model of cerebral infarction.” Acupuncture in Medicine. 2012;30(3):201-206.
15. Huo ZJ, et al. “Electroacupuncture Improves Hypertension-Associated Endothelial Dysfunction by Reducing Oxidative Stress and Enhancing Nitric Oxide Bioavailability.” Evidence-Based Complementary and Alternative Medicine. 2018;2018:2081059.

At Wuest Acupuncture, we practice an integrative approach to Acupuncture, centred on Neoclassical Acupuncture and drawing on other systems like Balance Method Acupuncture and Motor Point Acupuncture as and when needed.