For a scientific description of traditional acupuncture theory, read this article -- www.worldscientific.com
Acupuncture needles are ultra fine/small and are often described as hair-width in diameter.
Most people are surprised to learn that acupuncture is not painful. Patients may not even feel the needles. Sometimes local sensations where the needles are placed can include: warmth, electrical sensation, heaviness, relaxation, aching or tingling. These sensations are known as “de qi” and are considered a good sign. If the needle is placed and you [...]
The safety profile of acupuncture is excellent, with very few adverse events reported in the medical literature when performed by a trained practitioner.