Acupuncture is a form of treatment that involves inserting very thin needles through a person’s skin at specific points on the body, to various depths.Research suggests that it can help relieve pain, and it is used for a wide range of other complaints.However, accordrding to the National Center for Complementary and Integrative Health (NCCIH), there is limited evidence for its effectiveness in areas other than pain.How acupuncture works scientifically remains unclear. Some people claim it works by balancing vital energy, while others believe it has a neurological effect.Acupuncture remains controversial among Western medical doctors and scintist.